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74 votes

Why is there "single" in the term DSLR (Digital Single Lens Reflex)?

A picture is worth a thousand words, here. This is a Twin Lens Reflex camera: The two lenses are linked together so they focus as a set (either the whole front panel moves, or the lenses are linked ...
mattdm's user avatar
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54 votes
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Why is there "single" in the term DSLR (Digital Single Lens Reflex)?

Single lens means that there is only one lens attached to the camera at once. This is to distinguish it from a twin-lens reflex camera, which has two lenses - one used for the viewfinder and one used ...
Philip Kendall's user avatar
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14 votes

Would a Nikon FG 20 film SLR camera take pictures without batteries?

The Nikon FG-20 has an electronic shutter, which will not work properly if no battery is inserted. You can, with limited capabilities, still use the camera without a battery. Light metereing will of ...
jarnbjo's user avatar
  • 3,330
13 votes
Accepted

These SLR developed photos are bad. Is it mine or the photolab's fault?

As @Sandor Dosa comented. It is a light leak. It is difficult to know where the leak happened. Prior for you to use the film (a faulty film from start) Your fault during mounting the film. Your ...
Rafael's user avatar
  • 25.1k
12 votes

What does the ISO setting for mechanical 35mm film cameras actually do?

Usually, it does not affect or limit the aperture or shutter speed at all. Rather, it tells the exposure meter where the center is. In some ways, it's exactly like exposure compensation dials. If the ...
mattdm's user avatar
  • 143k
10 votes
Accepted

Aperture priority on Canon EOS 55 shows underexposured

The scale on the bottom right of the LCD display is the exposure compensation scale. That's where the camera shows the current exposure compensation setting. Except in Manual mode, when the exposure ...
osullic's user avatar
  • 12.6k
10 votes

Would a Nikon FG 20 film SLR camera take pictures without batteries?

It depends on the specific camera. The Pentax K1000, for example, only requires the battery for metering, but everything else is mechanical. On your camera, shutter timing is electronic and requires a ...
mattdm's user avatar
  • 143k
9 votes

These SLR developed photos are bad. Is it mine or the photolab's fault?

There's a number of ways this can happen, but my best guess is that the camera door popped open at some point and then was closed, probably during film rewind, or depending on the position and frame ...
meklarian's user avatar
  • 919
9 votes

Why is there "single" in the term DSLR (Digital Single Lens Reflex)?

The more important letter in DSLR is the R, which stands for reflex. What differentiates reflex cameras from others is that the image is made to appear on a screen that's positioned in a way that's ...
Blrfl's user avatar
  • 5,592
7 votes

Why must my Pentax ME Super be set to 125x when changing film?

Page 8 of the manual explains why: NOTE: You can also advance the film to the first exposure with the exposure mode dial set to "AUTO" or "M" (Manual), but for convenience [sic] sake we recommend ...
Blrfl's user avatar
  • 5,592
7 votes

What does the ISO setting for mechanical 35mm film cameras actually do?

The function of an ISO setting completely depends on the camera: Fully manual, no meter camera (Early rangefinders/TLR's): May have had a dial or slot for you to store part of the film box as a ...
OnBreak.'s user avatar
  • 20.5k
6 votes

What makes a good film camera?

It depends what features are important to you. As you say, you can think of a camera body as a pretty simple thing. It is just a light-tight box to hold the film (or sensor). If you go shopping for ...
osullic's user avatar
  • 12.6k
6 votes

How to clean the mirror on an SLR without damaging it?

Just don't. The coating on the surface of your camera's mirror is the most fragile piece of your entire camera that is accessible without taking the camera apart, probably followed closely by the ...
Michael C's user avatar
  • 175k
5 votes

Why is there "single" in the term DSLR (Digital Single Lens Reflex)?

To me, the problem is with the word "lens"--I think it would be much clearer if it said "optical path" as it entails more than just light-bending elements. A single lens camera is one where you are ...
Loren Pechtel's user avatar
5 votes
Accepted

Why must my Pentax ME Super be set to 125x when changing film?

Short answer: it doesn't matter at all. Actual answer. In the loading process, you'll need to unroll the film until you reach 1 at the counter. Usually with manual cameras, you shoot several empty (...
Soleil's user avatar
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5 votes
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Which lenses are used in SLR and TLR?

Your question as written isn’t clear, so I’ll provide a little history on how the SLR evolved. Maybe this will answer your question or provide you with some information so you can reword your question....
Mike Sowsun's user avatar
  • 12.3k
4 votes

Why is my film SLR taking white photos?

Most likely the battery is near death or has died. These cameras require a good battery to operate the exposure meter and focusing mechanism. As to the “white” pictures; old film is unpredictable as ...
Alan Marcus's user avatar
  • 39.4k
4 votes

Why is my film SLR taking white photos?

Most likely the battery was no good, which caused the automatic mechanisms in the camera to not work correctly. You said this camera hasn't been use for 3-4 years, and you apparently don't know how ...
Olin Lathrop's user avatar
  • 17.4k
4 votes

Old Sigma 18mm lens causes Err 01 on Canon DSLR

This is old question but problem is still actual on old lenses. What you need is protocol interface which converts aperture change command from camera to lens. Please see my article at this link where ...
j.otisk's user avatar
  • 116
4 votes

What considerations should be made for choosing a manual film SLR for photography classes?

When many photography courses require a "fully manual' film camera, that can mean one of two different things: A film camera capable of being operated manually, even if the camera can also be used in ...
Michael C's user avatar
  • 175k
4 votes

How can I use a non-TTL lightmeter beyond its built-in ISO range?

Yes, you can definitely use set the light meter at 400 and figure out what the exposure has to be at 800. It's a one stop difference so if it's saying f/5.6, set your aperture to f/8. Most old lenses ...
carloandaya's user avatar
4 votes
Accepted

Should the top plate of Olympus OM-1 be lightproof?

Light entering through the holes above the pentaprism may affect the light meter if it is located within the pentaprism compartment (as MichaelC notes). However, the compartment is isolated from the ...
xiota's user avatar
  • 27k
4 votes

Which modern lens can achieve this kind of depth of field?

Since the question edit, I'm tempted to link across to my previous answer on the 'medieval look' which does cover a lot of the same ground in a reasonably simplistic way. How can I create this '...
Tetsujin's user avatar
  • 23.4k
4 votes

Would a Nikon FG 20 film SLR camera take pictures without batteries?

If the film advanced and you heard the shutter fire, there's a good chance you captured something. Based on info mattdm provides, the film may be under or over exposed, depending on whether photos ...
xiota's user avatar
  • 27k
4 votes

Am I storing my camera the wrong way, in a dry box with humidity between 37-48?

The mirror dampening material, just like that of the light seals, is made of foamy rubber which degrades over time and becomes brittle. Unfortunately you cannot prevent this from happening. This isn'...
timvrhn's user avatar
  • 2,712
4 votes
Accepted

Will many tiny scratches on lens front element affect my photos?

It takes a LOT of damage from scratches or fairly sizeable obstructions before they become noticeable! These photos from Roger Cicala's blog entry at lensrentals.com illustrate just how far a lens can ...
Michael C's user avatar
  • 175k
4 votes
Accepted

"Budget" film SLR systems in 2020?

If you need autofocus, you'd be looking at Canon EOS, Minolta Maxxum, Nikon, and Pentax. (There are others, but they're usually outside of my price range.) I'd probably go with a Canon Rebel, despite ...
xiota's user avatar
  • 27k
4 votes
Accepted

What's the actual process for making long exposures with an RB67 ProS and dual cable release?

I've had my RB67 Pro for a few years now, and have occasionally done long exposures using two separate cable releases. Mamiya's double cable release is no different, as it is virtually a 2-in-1 cable ...
timvrhn's user avatar
  • 2,712
3 votes

The reason for my pale colored / bad contrast film images?

Take several of the negatives to another developing shop and have them printed as 4X6 inch size. If these re-prints are better than the first printing, return the entire order to the lab that printed ...
Alan Marcus's user avatar
  • 39.4k
3 votes

The reason for my pale colored / bad contrast film images?

There are a lot of reasons for this low contrast of the photos. Film type may be one of them. Each film type has its own characteristics. One may me more suitable for daylight and other may be better ...
Ivan Vazquez's user avatar

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