Konica Wide 28 / Off-Road Wide 28 / Genba Kantoku 28 – The Original

By Bob Janes

It isn’t pretty and, (despite what it says on the front of the camera) it’s not compact either. But the series of cameras known variously as the Konica Wide 28, Off-road Wide 28 and Genba Kantoku 28, are very much worthy of note.

The Genba Kantoku (On-site supervisor) concept

The first Genba Kantoku/MS-40 camera from 1988 was a ruggedised camera with a fixed 40mm Autofocus lens. Its general layout was similar to the twin-lens Konica MR 640. It was intended for use on construction sites where it might be subject to more knocks than a normal camera could be expected to survive. Its construction and JIS4 rating meant that it would take some rough handling and a fair amount of inclement weather.

Later versions had twin lenses, a zoom lens, a 35mm lens or (like the subject of this review) a 28mm lens.

The camera I’m reviewing was the first model with a 28mm lens. It was released in 1990. In western markets, the camera was called the ‘Wide 28’ or ‘Off-Road Wide’. These days, its major appeal is as a go-nearly-everywhere compact-ish camera with a genuinely wide lens.

Later versions

The specification and controls of these cameras remained reasonably standard over the next 11 years, but a number of variants were produced over time. I stress, I’ve not actually used any of these, so would be grateful for any corrections or insights in the comments.

  • The ‘New’ Wide 28 had a shorter ‘snout’, around the lens. It seems to have retained the linear rear door catch. These cameras also have status lights outside the main viewfinder, which suggests that the viewfinder may have been redesigned.
  • The next version of the Wide 28, released in 1994, was called the 28WB. It was largely similar, but had a higher weatherproof rating (JIS7, enabling it to be submerged in up to 1m of water for 30 minutes). In addition it had an autofocus system that could cope with close-up shots without needing a specific setting, a backlight compensation option and had a rotary rear door catch. This may have been for easier use with gloves or to get a better seal on the rear door.
  • The 28WB Eco came out in 2001 and featured colour variants (orange seems quite common). It also  had an infrared remote option. The ‘ECO’ tag seems to refer to more efficient flash charging.
  • I’m not sure when the 28HG was released. It may have been limited to Japanese markets. I say this because the only user manual in English I could find had some quite curious/bizarre translations that suggest it was not widely distributed in the West. The HG looks to have been similar to the 28WB, but sporting a bigger flash with more output and a viewfinder positioned slightly right-of-centre in relation to the lens.

The body in question

Two-tone grey with a textured finish to hide scratches and scrapes

My copy is the original Wide 28, and as that is the name on the front, I will refer to it as that for the rest of this review.

As it is only IPX4/JIS4 rated, it can shower, but it can’t take a bath.

A look around the camera

Front view

The Konica Wide 28 features large rubber grips at each end, which seem designed to keep hands out of the way of the lens and flash. Note the top-plate ‘bump’ above the viewfinder, which is one of the distinguishing features between the original and ‘New’ versions of the Wide 28. The two windows on either side of the horizontal ‘Konica’ logo are for the AF system. The CdS cell for automatic exposure is just beneath the ‘a’ of ‘Konica’.

Placement of the screws around the lens is slightly different to the ‘New’ and WD versions. The relatively high amount of scuffing on the silver ring on an otherwise quite clean camera might be due to the lens hump sticking out a bit more than on the later cameras. The red LED North-West of the lens, lights when the shutter fires and flashes in self-timer mode while the top-plate LCD counts down from 10.

The lens is well inset behind a protective filter glass

The lens consists of 8 elements in 7 groups, with a maximum aperture of f/3.5. The shutter goes from 1/4 to 1/280 – if you are in ‘flash off’ mode and the auto exposure doesn’t think 1/4 at f/3.5 is sufficient, it will give a 2 second exposure, but there doesn’t seem to be a gradient between 1/4 and 2 seconds – I presume it stops down the lens slightly to give the correct exposure with the 2-second exposure. The aperture goes from circular to a concave kite shape as it stops down.

The ends of the camera are suitably clad in robust rubber.

Rear

The rear of the Konica Wide 28 is relatively featureless on this (non-databack) model. Note the window in the film door to show the cassette loaded.

Underside

The battery door for the 2CR5 battery can be opened with thumb-pressure and is completely detachable (so check it is there before you buy used), Note the placement of the tripod bush, which looks like a bit of an afterthought. Not ideal, but there if you need it.

Top-view showing shooting controls for power, mode, rewind and shutter release. With the power off, no frame counter is shown, just battery status.

Note how much the lens sticks out beyond the grip on the right on this original model. There is no shoe (I guess adding a hot shoe might have compromised the JIS4 rating). Many reviews mention a little name holder insert on other models, but this one seems to only have a space where a paper label could be stuck, without any grooves to take an insert.

With the film door open

The film chamber interior sports automatic DX contacts, databack connections under the film gate and gubbins to deal with automatic film loading on the door.

Film loading is quite straightforward, with the leader simply being laid across the back of the camera with the end aligned to the marks before the film door is closed. Film is wound to the first frame once the camera is powered on. A failed load shows ‘ae’ blinking on the LCD. In the unlikely event of this happening, simply open the back, reposition the film to the indicated marks and close the back again.

Cameras were either supplied with a plain back or a databack that could imprint the date; they don’t seem to have been designed to be user-swappable, although all the cameras seem to have the electrical contacts for communication with the back under the film gate. The databack is powered by its own CR2032 battery, but from what I can glean, the year of the date only goes up to 2019.

The rear element of the lens is very close to the film plane, but does not move during focusing.  The 28WB is reported to feature a 5 element lens where the rear element seems to be more inset. I’m not sure which lens the ‘New Wide 28’ uses, but I suspect it is the 5 element version due to the exterior profile. The redesign may have been to accommodate the shorter ‘snout’ and closer AF focus distance of the later cameras.

Controls

As you can see from the above tour, the shooting controls are concentrated around the right-hand end of the top-plate and consist of a shutter release, a power button, a mode button and a rewind button. An LCD display shows you the frame count, battery status and ‘mode’ when the power is switched on. By default, the camera is set to use the flash automatically if it thinks the shutter speed is going into ‘camera shake’ territory. Setting options are made by repeatedly pressing the ‘Mode’ button.

Modes
  • The first press forces the flash on (for fill-flash if the subject is back-lit)
  • A second press switches the flash off
  • A third press turns on the self timer and switches the flash to auto
  • A fourth sets the focus to infinity and sets the flash off again*
  • A fifth sets the lens to focus as close as 0.5m and forces flash**
  • A sixth gets you back to the beginning again.

*The lens doesn’t actually move to infinity focus when infinity focus is set, instead it motors forward to the infinity setting when the shutter release is pressed. I’m not sure why the normal resting point of the lens is beyond infinity, but I guess the designers of the AF system must have had their reasons.

**From what I can make out, the ‘close focus’ mode simply sets to as close a focus as possible with an aperture as small as possible to give depth of field between 0.75 and 0.5M (hence flash on to give lots of light). Unlike the infinity setting, the lens moves when the close-up setting is selected. Later models seem to have been able to AF as close as 0.5M without this ‘kludge’.

Unfortunately, the camera does not remember past settings when it powers-on. My routine tends to be power on, then two stabs of the mode button

Limitations

On any camera with this few controls, there will be limitations.

If you have film that is not DX coded, the camera will expose it as ISO 25. This seems an odd choice and is difficult to confirm, but the ISO 25 info comes straight from the user manual, so I’ll trust it and make sure to use DX coded film.

The Konica Wide 28 sets ISO automatically with DX-coded films between ISO 25 and 3200.

While it would be nice to be able to push or pull film, it is still possible to ‘fake’ the DX coding on a 135 cassette by adding a stick-on DX label, or by scratching off paint or covering up a patch with a bit of tape. What you won’t see is any confirmation from the camera about what ISO value is set.

The Konica Wide 28 rewinds automatically at the end of a film – if you want to rewind early to process part of a roll, you can use the rewind button, but as the leader always goes back into the cassette, reloading to use the rest of the film will be problematic. I saw a warning not to operate the rewind button when the back was open, so naturally, I tried it out. Strangely, pressing the rewind button while the back was open started the self-timer.

The sample image I shot through the viewfinder with my phone was really small and murky. I ended up mocking up the coverage to give a decent idea of what you see against what you get.

Mock-up showing what was visible in the viewfinder (in Grey) compared to what made it onto the film (sepia). The flash fired automatically here and seems to have over-exposed the centre of the frame slightly.

While the viewfinder gives you a reasonably decent idea of what the camera will focus on, it only shows you about 75% of what will actually be shown on the negative (less than that if you also discount the lump cut out of the bottom right of the viewfinder to show the status lights). There are no bright lines, just a black border to indicate the edge of the frame. Even the parallax guides are simple black lines.

The green indicator LED light below the screen shows constant with an AF lock and blinks if the subject is out of range (ie too close). The red LED light to its right shows that the flash is charged and will blink if flash is set to ‘off’ and the camera thinks it is too dark to hand-hold.

That murky viewfinder shot and the top-panel LCD. Losing a chunk out of the bottom right of a screen seems to be an attempt at a design signature on both the viewfinder and the top-plate LCD. I can’t see a real need or benefit in it

In use

The Konica Wide 28 is the sort of camera that you can just stuff into a bag or pocket (although the pocket would have to be reasonably big). Although it somewhat resembles a brick, it is relatively light (400g without a battery or film).

Choice of settings is limited. Changing settings is a button-stabbing exercise while peering at the tiny top-plate LCD.

The good, the bad, and the ugly

To take those in reverse order…

The ugly bit is fairly obvious. This is a camera that fell from fairly high up in the ugly tree, and then hit a fair few branches on the way down. Having said all that, a lot of very good cameras have been somewhat aesthetically challenged. Quite apart from its chunky/brutalist/industral design, its rugged nature invites use in environments that are not going to further enhance its appearance. My camera is in reasonable condition; other reviews on the internet show cameras daubed with paint, scuffed or that have had lumps taken out of them. These cameras have lived a life.

Where the bad comes in is with the viewfinder. The viewfinder is small, dark and doesn’t give a true impression of the true width of the lens. There doesn’t seem to be a good reason for the viewfinder to be this bad. It isn’t a simple tunnel viewfinder. It has optics to place the eyepiece on the back higher than the window on the front of the camera. It’s just that giving a reasonably accurate idea of what will actually show up on the edges of the frame doesn’t seem to have been an objective in the design.

I can only hope that the viewfinder of the ‘New Wide 28’ and later cameras were an improvement. From what I can glean from the Japanese language user manual I have for the 28WB, it does seem to have proper bright lines and the status lights don’t intrude on the bottom right of the visible area, but whether the view is bigger, brighter and more accurate, I do not know.

Because of the disappointing viewfinder, I found that the Wide 28 was an uninspiring camera to use – at first.

After having processed the film, I started to appreciate the camera as a whole.

Because the lens is good, very good. No matter that you are limited to focus on the centre of the frame – on a 28mm lens focus is unlikely to be a huge issue anyhow. Exposure is fine (the only overexposure I came across was from the flash on my viewfinder framing shot). Critically, the shots were far wider than I had expected from the viewfinder. Distortion is minimal, and the image on the film is impressively sharp.

Not only that, but the camera seems intent on squeezing every last bit of width out of that lens…

Comparison of a negative strip from the Konica Wide 28 (top) and Minolta Dynax 9 (bottom). Note the little ‘nodule’ halfway down the left edge of the Konica frames – a tell-tale often used by Konica to help tie negatives to an individual camera.

The Wide 28 gives the tiniest gaps I’ve ever seen between 35mm frames without any overlap and appears to shoot 37×24.5mm negatives…

Pictures

These pictures were all taken with the Konica Wide 28 on an afternoon trip to Greenwich. The film was Kentmere 400, developed in 1:50 R09.

Danger of death door
Steps to the terrace of the Queen’s House
Main Hall, Queen’s House, with a slow shutter speed
Stairs to the basement of the Queen’s House (taken with flash)

 

Covered Promenade, National Maritime Museum
Gates leading to the Naval College
Dome over the Painted Hall, where Nelson lay in state before his burial at St Paul’s
Chapel of St Peter and St Paul, Naval College
Naval-themed fountain, with the monument to the French explorer Bellot in the background
Corner of Queen Anne Court
Looking up at the dome Inside the foot-tunnel
Crane Street
Trinity Hospital

Conclusion

The 28mm f/3.5 lens used on the Konica Wide 28 is surprisingly good. The angle of view and quality of the lens make it a remarkable camera even before you consider that its build means you can take it places you would not dream of taking another camera with half as decent a lens.

If you come across one of these cameras, or one of its successors, I’d say they are well worth trying out. I’d love to know what others think of the viewfinder of the ‘New’, WB and HG for comparison.

This Konica Wide 28 deserved a better viewfinder. Because of the lack of other controls, composition and timing are the main creative controls open to the photographer here. It would be nice to think that the viewfinder in later versions was helping photographers judge them better. Things would be easier if the Camera had a conventional shoe, as it could at least take an accessory finder. Maybe I need to make some modifications.

Aftermath

The Genba Kantoku line carved itself out a bit of a niche for over a decade. It went from a tool intended for a specific work purpose to a camera that people found use for outside the construction site. In the digital age, once Konica Minolta had given up on cameras, the same niche was largely occupied by Olympus and Pentax with their ‘Tough’ digital cameras. But in the days of film, the Wide 28 (in its various guises) was the Kantoku.

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About The Author

By Bob Janes
Retired IT guy. Volunteer stem-cell courier. Interested in education, photography and local history. Lives in Greenwich, SE London, UK.
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Comments

furlongphoto on Konica Wide 28 / Off-Road Wide 28 / Genba Kantoku 28 – The Original

Comment posted: 10/07/2026

Damn you, Rob. I recently loaded up a roll of Tri-X in my Genba Kantoku specifically to write an article for 35mmc! You beat me to it, although I'm only nine frames in and suspect you did a better job than I would have done. Your photographs prove how good this camera is.

I last used it on a sail across the Java Sea a couple of years ago where I required a rugged camera for that environment, and got some wonderful results. I can put aside its ugliness because I know that lens punches well above its weight. Of all the compacts I own, this is possibly my favourite. I think mine is the same version as yours and I can't say I have much of an issue with the viewfinder. I just sometimes feel like I'm cheating with its all-auto settings.
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Bob Janes replied:

Comment posted: 10/07/2026

There is always room for another review and another opinion (I went through at least two opinions of this camera writing the review). Please don't be put off - particularaly as your experience of using this camera sounds like it stretches more into the model's reason for existance... That you are not horrified by the viewfinder makes me think you might have one of the later versions, although you may just be more tolerant than I am :-)

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John Bennett on Konica Wide 28 / Off-Road Wide 28 / Genba Kantoku 28 – The Original

Comment posted: 10/07/2026

Thanks, Bob. Very comprehensive! I recently acquired a Site Supervisor, and have been shooting mostly color (or colour) with mine.
It, too, is the 28mm model, and I was lucky enough to find an unused “new in the box” example on eBay.

I posted a few of my first photos on Flickr here.

https://flic.kr/s/aHBqjCYK14
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Bob Janes replied:

Comment posted: 10/07/2026

.. Which shows just how capable a camera it is with colour film!

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John Bennett replied:

Comment posted: 10/07/2026

Thanks, Bob. Yes, I’m very impressed with its capabilities!

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Gary Smith on Konica Wide 28 / Off-Road Wide 28 / Genba Kantoku 28 – The Original

Comment posted: 10/07/2026

I thought my Nikon D810 was a tank, I suspect this has it beat. You're right Bob, this is an ugly critter. It does seem to take good shots, I particularly like your shot of the gates at the Naval College.
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Bob Janes replied:

Comment posted: 10/07/2026

Thank you.

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Evan Bedford on Konica Wide 28 / Off-Road Wide 28 / Genba Kantoku 28 – The Original

Comment posted: 10/07/2026

Thanks for this. I have the GK "LENS 35 WB". I have no idea what the wb stands for. I would differ to say that I think it's a fairly attractive camera. Perhaps because mine has the little detachable metal frame next to the LCD where the construction worker can insert his/her name card, etc. I took advantage of that to insert a tiny chunk of my business card. I also have the "auto date" and associated controls on the back cover. "Auto date" is in english, but the associated controls are in Korean. Go figure. I could never figure it out and since the only manual I could find was in Korean, I didn't worry too much about it. All in all, a nice little robust camera. I have taken it on a couple of cycling trips since it's fairly light weight.
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Bob Janes replied:

Comment posted: 10/07/2026

I'm guessing W for wide and B for something else (maybe second?). I think the later cameras got less 'industrial', although I stress ugly cameras can take good photographs. The WB is probably as good as general porpouse robust analogue cameras got. Thanks for your feedback.

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Walter Reumkens on Konica Wide 28 / Off-Road Wide 28 / Genba Kantoku 28 – The Original

Comment posted: 11/07/2026

One of the many point-and-shoot cameras of that era, with two distinctive features: its robustness and weather resistance, as well as its unusual 28mm focal length, which was probably intended for use in ‘documenting building sites’. To broaden its customer base, it was presumably named the ‘Off-Road Wide 28’. For people who knew nothing about photographic settings or simply wanted to switch off whilst on a trip. Those who preferred to take photos more discreetly would have opted for a smaller camera.

I’ve come across a few cameras in this category where you have to worry that the display might break by the time you get to the next roll of film, rendering the camera unusable. The optical quality is actually always decent, even among the competitors of the time. With Konica, however, this doesn’t surprise me at all; not only are their Hexanon lenses top-of-the-range, they’re also greatly underrated and are available at bargain prices today. A Hexanon AR 3.5/28mm or 1.8/40mm is available on eBay, together with, for example, the Konica Autoreflex TC, for less than this rather insignificant camera in Konica’s history.
Thank you for the detailed report and the photos. I use a few Konicas myself, but I wasn’t familiar with this one yet.
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Bob Janes replied:

Comment posted: 11/07/2026

I don't get the impression that this camera would break in normal circumstances, although electronic components can always fail. I'm familiar wit both the 28/3.5 Hexanon and the (apparently Tokina produced) 40/1.8... There were an awful lot of good glass manufacturers around in Japan at that time, and there was a fair amount of subcontracting that went on, but I get the feeling that Konica had fairly high standards for what took their 'Hexanon' branding. I have a high regard for the original Autoreflex TC.

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Walter Reumkens replied:

Comment posted: 11/07/2026

Thanks, Bob. I was actually referring more to the electronic components. A good 10 years ago, I bought a few cameras of this type with a similar display. I’ve had a 20 per cent failure rate due to display faults on a Ricoh or Panasonic camera, so I’ve been cautious ever since. As well as the Autoreflex T3, I also have the TC with this lens. You’re absolutely right about the subcontractors, but I hadn’t heard of ‘Tokina’ in this context until now. That’s why I asked KI: ‘The Konica AR Hexanon 40mm f/1.8 was manufactured by Konica itself – more specifically by Konishiroku (Konica), the Japanese camera and lens manufacturer that produced cameras until 2003. So it’s not a third-party lens, but an original Konica Hexanon lens for the Konica AR mount.” Is that correct? I’ve never read anything else to the contrary from Konica either. Have a lovely evening.

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Bob Janes replied:

Comment posted: 11/07/2026

It surprised me at the time I heard it, but it's seen from a couple of sources that Tokina were involved with the 40 - and Konica did do a fair amount of collaborative stuff (they passed on their shutter tech to Copal and used their 'square shutter' thereafter). They also seem to have used Cosina at times (TC-X and possibly the Auto S3).

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Walter Reumkens replied:

Comment posted: 11/07/2026

The Japanese have always been very secretive. And today, Panasonic manufactures the Leica lenses for Lumix cameras; in return, Leica AG receives components for its digital cameras. I can confirm that Cosina produced the TC-X and the Auto S3. The same goes for the almost identical Minolta Hi Matic 7SII, the Vivitar 35ES and the Revue 400SE. I believe there was also a Petri model. I was interested at one point, but after consulting a specialist repair shop, I bought a Revue S22, which is 100 per cent identical in construction to

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Walter Reumkens replied:

Comment posted: 11/07/2026

The translation cut off the last sentence, sorry. Instead, I bought a Revue Auto S22 very cheaply; it’s identical in construction to the Konica S2 and is significantly better in terms of quality than the more recent models. That’s certainly the case with Minolta.

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Bob Janes replied:

Comment posted: 11/07/2026

I didn't find anything definative about the Auto S3, just a bunch of circumstantial stuff. The innards are different to the 7Sii, but there is the similarity of spec plus the coincidence that the Auto S3 stopped production just before the others were first released - almost like a production line came free and there was an opportunity to make a very similar spec camera that just needed to be different enough to not annoy a valued customer...

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Bob Janes replied:

Comment posted: 11/07/2026

A number of Konica models were rebadged as Revue, including some earlier Autoreflexes, but I think this was an arrangement direct with Konica, rather than Cosina being involved.

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Jeffery Luhn on Konica Wide 28 / Off-Road Wide 28 / Genba Kantoku 28 – The Original

Comment posted: 11/07/2026

Bob,
I enjoyed your posting and loved the photos. Great job. That camera does two impressive things:
1- Takes very good shots.
2- Displays attitude.
It was a brilliant marketing move, backed up by robust performance! It reminds me of the boom box designed and sold by the Stanley Corp. They make construction equipment. Very clever product!
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Bob Janes replied:

Comment posted: 11/07/2026

Thank you. It is a very practical camera.

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Omar Tibi on Konica Wide 28 / Off-Road Wide 28 / Genba Kantoku 28 – The Original

Comment posted: 12/07/2026

That is some insane frame spacing, it's clear Konica was intent on squeezing every last frame out of a roll! Excellent review & photos Bob, thanks for sharing such an unusually interesting camera. I agree, based on your photos, this lens is really a lot better than I would've assumed a work camera needed to be, and the wide FL is a nice change from the 35/40 mm range that we commonly see, I personally prefer 28 mm. Have fun shooting!
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Ibraar Hussain on Konica Wide 28 / Off-Road Wide 28 / Genba Kantoku 28 – The Original

Comment posted: 13/07/2026

Really nice photography there Bob, lovely compositions and tones!
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David on Konica Wide 28 / Off-Road Wide 28 / Genba Kantoku 28 – The Original

Comment posted: 18/07/2026

This camera was called among my friends as the Ultimate party camera. It didn't matter what was done to it it always produced some fun shots. Seeing this article brought back some great memories. Thank you.
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