Questions tagged [viewfinder]

A viewfinder is what the photographer looks through to compose, and in many cases to focus, the picture. Most viewfinders are separate, and suffer parallax, while the single-lens reflex camera lets the viewfinder use the main optical system.

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56
votes
4answers
8k views

Why aren't all viewfinders 100%?

We often see that a manufacturer's high-end (D)SLR models offer a "100% viewfinder," which shows the entire exposed frame, and allows precise composition with regard to objects near the edge of the ...
55
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3answers
49k views

What is the difference between a pentaprism and a pentamirror?

Higher-end SLR cameras include a pentaprism to transmit the image from the lens to the viewfinder, whereas lower-end SLR cameras use a pentamirror to accomplish the same task. What are the ...
39
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8answers
24k views

How can I get sharp manual focus despite poor eyesight?

I suffer from astigmatism. It's only mild, though I feel it's affecting what I'm seeing when looking through the viewfinder. Frequently, after shooting a photo with my Canon EOS 7D, I'll load it into ...
31
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1answer
3k views

Why can't I see bokeh in the viewfinder?

I took this shot a few months ago, and something has been bugging me ever since. I was a bit surprised when I saw the image and saw the conspicuous "bokeh orbs". The thing is, I hadn't noticed ...
28
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3answers
13k views

How do I calibrate the diopter correction on my DSLR's viewfinder?

The viewfinder on my camera has diopter correction, but is there a "correct" way to set it up? In the past I've just allowed the camera to auto-focus on a distant point, and then make sure that is as ...
25
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9answers
14k views

What are the advantages of using the optical viewfinder over live preview to take photos on a DSLR?

Forgive this novice question, I am basically a complete newbie to photography. Really, all I've ever used for most my of short life have been point-and-shoots; I've only recently started to pick up ...
23
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4answers
4k views

Disadvantages of split-prism focusing screens?

I'm considering getting a microprism focusing screen for my Nikon d3000 (specifically, the KatzEye). Hopefully this will help tremendously with manual focusing, but I suspect there must be some ...
20
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7answers
24k views

What are the biggest issues with wearing glasses as a photographer and how can they be overcome?

To be clear, I'm talking about the photographer wearing glasses. I wear glasses and I find that I continuously need to make sure my glasses are pushed up on my nose and that having things at the ...
19
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1answer
12k views

What does “viewfinder magnification” mean?

Viewfinders (both optical and electronic) typically come with two stats: magnification and coverage. The latter measuring how much of the actual exposed area (film or sensor) one sees. But what is ...
18
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7answers
7k views

My viewfinder is too small — what can I do about it?

I own a 450D, and I am very satisfied with the image quality, features, and so on. The only thing that disturbs me is the viewfinder. I can barely see the whole image when looking through it (black ...
18
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1answer
926 views

Should I use the rubber viewfinder cover?

A rubber viewfinder cover is connected to my camera strap. What's it for, and when do I use it? What happens to a photo if I don't use it?
18
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2answers
6k views

How do I clean the inside of my viewfinder?

My viewfinder (not LCD) has spots of dust on it. What is the best way to clean the inside? I have cleaned the outside with a QTip.
17
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3answers
6k views

How are the red focus point indicators displayed on a DSLR's focusing screen?

The question Why do the focus points leds in my viewfinder appear shadowed? raises another question for me. How are these indicator lights implemented in typical DSLRs? Are they actually small LEDs ...
16
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1answer
9k views

Why is sharpness lost in my DSLR viewfinder?

I have a fairly new Nikon D7000 (I've taken about 2000 pictures). Something happened during my last trip, where thew viewfinder never gets sharp anymore. It always looks out of focus, regardless if ...
15
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4answers
23k views

What's the difference between a rangefinder and SLR?

I've seen rangefinder cameras around and idly wondered what the difference was between them and SLR cameras. Are there any advantages rangefinders offer that cannot be reproduced using an SLR?
15
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5answers
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Does a viewfinder cover really make a difference? [duplicate]

Does a viewfinder cover really make a difference? I've heard opinions from people that they are essential for scenarios such as shooting long exposure pictures. I'm just wondering if it is only a ...
14
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4answers
33k views

What is the small +- wheel next to my view port for?

I had a scare last night when everything in my view port looked blurry on my brand new Canon 60D, even the digital display a red focus boxes. The images photos came out clear, the live view was clear,...
14
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3answers
8k views

How important is the viewfinder coverage percentage? (Figures like 95%; 100% for Canon 7D?)

I would like to know if the 100% viewfinder number mentioned in many cases to praise the Canon 7D and other similarly-priced SLRs is a really meaningful figure. How does it actually affect the ...
14
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1answer
2k views

What does the pentaprism/pentamirror do?

In an SLR, the light bouncing off the mirror goes through a pentamirror or pentaprism before being reflected to the viewfinder. However, it seems to me that it would be possible to project an image to ...
14
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1answer
3k views

Disadvantages of electronic viewfinders such as the ones used in Sony SLT cameras?

What are the disadvantages of electronic viewfinders? such as the ones used in Sony SLT cameras? What is the reason that major camera manufacturers are still using the classic viewfinders while using ...
12
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4answers
5k views

Can it be dangerous to look at the sun through the viewfinder?

A few minutes ago I went outside to take a panorama on my lawn with my DSLR, but I accidentally looked at the sun through the viewfinder. Is that dangerous? I just saw a black spot for about 30 ...
12
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3answers
20k views

Why there is more shutter lag when using live-preview as compared to viewfinder?

I like to use live preview mostly but when I use the viewfinder, the shutter clicks considerably faster. I think is has something to do with the SLR technology, not just settings. Why slow performance ...
12
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4answers
7k views

Why is my Nikon D90 viewfinder shaking?

My Nikon D90 started having an issue where the image in the viewfinder shakes, or taps whenever I turn it on or focus. Has anyone ever seen this issue? I'm assuming that it's the mirror. I turned ...
11
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1answer
2k views

Is my DSLR viewfinder dark because there's no battery in the camera?

I'm new to DSLR cameras; as I love photography, I decided to get a Nikon D7500 with 18-140mm kit lens. I've just mounted the lens to the camera but when I see through the viewfinder, the image doesn't ...
11
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5answers
2k views

Why does viewfinder spec state 3 times more dots than there are pixels?

My DMC-G2 has a viewfinder spec of 1,440,000 dots, but I read a review that says it is really 480,000 pixels: The electronic viewfinder has an extremely high resolution of 1,440,000 dots (480,000 ...
11
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5answers
17k views

How should I clean my focusing screen?

While on holidays I managed to get hair and dust onto the focusing screen of my 550D. How should I clean this off. I have already tried a normal lens cloth, but that only made it worse.
9
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4answers
933 views

Why the need for SLR in digital cameras?

Excuse my ignorance but as far as I know, SLR was invented in order to get the photographer to see (through the viewfinder) exactly what image will fall on to the film. In digital cameras the image ...
9
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2answers
9k views

What does the “[r #]” value in Nikon viewfinders and displays mean?

I've been struggling to find any reference to this in the manual for the D5500. Presumably once I know what it's even called it will be easier to research. On the right in the viewfinder, and also in ...
9
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4answers
7k views

What are the technical differences between using a DSLR viewfinder and live view?

The earlier question What are the advantages of using the optical viewfinder over live preview to take photos on a DSLR? asks for practical advantages of optical viewfinders. But what's the technical ...
9
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3answers
34k views

Is it normal to have tiny black dust spots in the viewfinder of a DSLR?

After shooting for about a month with my new D7100 I discovered some dust in the viewfinder / focusing screen or the prism area. The dust is not visible in the images and it does not have any effect ...
9
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4answers
22k views

Why are objects far away inverted through a lens but not through the viewfinder?

When I look through a lens the image of objects far away are inverted but when looking the the viewfinder on my camera they are not. Why is this? I am having a hard time understanding why objects far ...
8
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4answers
4k views

Should the depth of field in the viewfinder be the same as the final images with the aperture set to wide open?

When I take pictures of flowers, I often try to get the classic soft background around the in focus flower. I have a canon t3i, and a lens that goes to f/2.8. I set that to wide open, take my photos,...
8
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2answers
691 views

Why dont I see a difference in the brightness through my viewfinder when I change the aperture?

If I change the aperture for a particular photo, why don't I see a change in the brightness of the image in the viewfinder?
8
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3answers
2k views

How can my eye focus on the viewfinder image?

I noticed that when looking at small items in close distance, minimum focusing distance for eye seems to be about 15cm (6") - closer than that, vision promptly gets blurrier instead of seeing more ...
8
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3answers
2k views

What are the benefits of EVFs over the rear LCD?

I have had many cameras, both Digital and Film. Yet I am still to find a situation where using the EVF (Electronic Viewfinder) is of benefit. With a DSLR I use the optical viewfinder, it is ...
8
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1answer
271 views

What will I miss with non-100% viewfinders?

In the answer to this question, it says: Anything less than 100% means that there are elements that will be captured in the scene that you cannot see at the time you look through the viewfinder. ...
8
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1answer
5k views

Are there any alternate eyepieces for people with glasses?

Any recommendations for an alternate DK20 eyepiece for a Nikon D3200 or D5100 that gives a better visual for wearers of glasses? Amazon has many but the reviews are all over the place. My glasses keep ...
7
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9answers
21k views

How can I better see my LCD to check a picture in bright sunlight?

Maybe a stupid question for some, but here we go. I just recently return from sea side holidays. One of the problems that I had was checking photos "on spot" when most of the time it was sunny, with ...
7
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5answers
732 views

Is there an interchangeable-lens compact with an optical viewfinder?

Is there such a thing as an interchangeable lens compact (aka EVIL, MILC, SLD, micro) with an optical viewfinder? I'm tempted by having a high quality camera I can stick in my pocket (with a pancake ...
7
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6answers
5k views

How to record the viewfinder while shooting?

I'd like to make an instructional video clip of how I shoot weddings. I want to be able to record what I see in the viewfinder while shooting, so that I can use that footage in the instructional ...
7
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3answers
4k views

How do I find a point-and-shoot camera with an optical viewfinder?

These days it seems that all point-and-shoot cameras do not have optical viewfinders. Do any exist in the lower end of the price range? With so many cameras on the market, how can I identify the ones ...
7
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1answer
48k views

Why isn't the focus indicator light showing when focused on my Canon 5D Mark III?

I've been working with two different Canon EOS 5D mark III cameras, and had the same problem with both. When auto-focusing I have two kind of indicators when the image is focused on a certain point. ...
7
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2answers
3k views

How to learn to shoot with the “other” eye?

I have always used the left eye to look at the viewfinder of my dslr. I am right-handed, and wear glasses (even when using the camera, I am rather stronly myopic and relatively mildy astigmatic). I am ...
7
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5answers
2k views

Why's there a round ring on my developed 35mm film?

I'm still really new to film so I hope someone can help me. I recently developed my 35mm film from a point and shoot olympus camera, and some of the photos came out with a roundish white border - one ...
6
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5answers
1k views

What are the advantages and disadvantages of an electronic viewfinder vs. a DSLR's optical finder?

DSLR cameras, like traditional film SLRs, have a viewfinder you put to your eye to look through the lens. These days, many mirrorless cameras are styled just like DSLRs but use an electronic ...
6
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2answers
1k views

Canon 70D Viewfinder info battery logo dead pixel?

It's not a problem to me, but I was just wondering is it meant to be there or is it manufacturing error?
6
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1answer
568 views

Is it possible to get an eye infection using a camera's viewfinder?

Is there any chance of eye infection from using a viewfinder? If so how can we get rid of that? How can we clean a viewfinder?
6
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3answers
2k views

Must I allow for crop factor in the viewfinder when shooting with a Nikon DX format camera?

Will a Nikon D5100 (dx format) viewfinder show me what the captured image will be, or do I need to allow for "crop" factor? Will that depend on/alter with using a DX lens or an FX lens? I don't have ...
6
votes
4answers
932 views

How does one track action with a fast telephoto prime lens?

With my normal-range prime lenses, I tend to shoot with both eyes open — what I see in the viewfinder has a high correspondence to what I see with my other eye. With my 70mm (105mm in 35mm-equivalent ...
6
votes
1answer
794 views

How To Measure Viewfinder Magnification?

What is the easiest way to measure the magnification of a viewfinder? Must be able to do it for both electronic (EVF) and optical viewfinders. Also, I only have access to one focal-length.