Questions tagged [focusing-screen]

The screen on which the image entering a reflex camera is reflected on by a mirror. Multiple designs are generally available.

Filter by
Sorted by
Tagged with
1
vote
1answer
106 views

Any ideas on how to attach a bigger focusing screen on an existing SLR?

I am aware this is a very unusual idea but please bear with me. I am using an old analog SLR from the 80s. The inside focusing screen is removable. I was thinking whether it would be possible to ...
1
vote
1answer
360 views

Canon 5D MkIV one focus point is unmovable, flashing

I ma having an issue that - no matter which focus points I select - one is permanently flashing. I do not know what this means or how to change it. Restarting the camera did not help. As you can see ...
2
votes
1answer
82 views

Will a split prism indicator still work if installed well off center?

There are known hacks about retrofitting trimmed-to-size surplus full-frame split prism screens to modern DSLRs. However, problems with spot metering are also commonly reported with such setups. The ...
4
votes
3answers
204 views

Does an offset split-focus screen exist?

I shoot a Nikon F3 SLR with a split-focus screen, and I do a lot of portraits with very shallow depth of fields (e.g. 50mm f2.8 at 0.5m). When I shoot a portrait I focus on the eye first, then ...
1
vote
0answers
147 views

How can I reattach the wire that locks the D500 focus screen in place?

The piece of wire that locks the focusing screen of my Nikon D500 has come loose completely. I cannot figure out where the two loops of the wire reattach, and I was wondering if this is an easy fix ...
5
votes
1answer
229 views

Canon Eos 1V focusing screen EC-CIV

I recently obtained the EC-CIV focusing screen and I want to use it in the Canon Eos 1V. To get correct metering, the manual states to set the C.Fn-0 as follows: C.Fn-0 should be set to '0' for New ...
1
vote
1answer
285 views

Just how much light does the Eg-S Focusing Screen reduce?

I have a couple of manual focus lenses that I like to use with a Canon 5Dmk2. In an effort to make this task a bit easier, I'm considering a purchase of the Canon Super Precision Matte Eg-S ...
0
votes
1answer
488 views

Is it Possible to Remove the Autofocus Points From the Viewfinder When Using a Split Focusing Screen?

I'm new to photography and recently purchased a Canon 60D. I purchased a split focusing screen from amazon and replaced the stock focusing screen. I still see the autofocus points in the ...
0
votes
1answer
85 views

Focus points only visible in the dark on my EOS 550D

I bought a used 550D body recently. Everything was fine the first night I used it, however after a flight across Europe (might've possibly gotten a bump along the way, although not that I'm aware of) ...
1
vote
2answers
137 views

Are focusing aids part of the lens or the body?

On a few old 35mm cameras I think I recall that depending on the lens I used, the focusing aids (split image rangefinder and microprisms) changed a bit. I now own a couple of Tni DSLRs (both with kit ...
4
votes
3answers
445 views

Donuts in the bokeh through the viewfinder of Canon 6D

I just bought a Canon EOS 6D, and while testing it I noticed that I tend to see small dark donut shapes in the center of the extremely out-of-focus highlight spots in the viewfinder. This was with an ...
0
votes
3answers
708 views

How can I make it easier to focus with my manual f/1.4 lens without making it worse for slower lenses?

I have a Canon 17-40mm f/4 and a Samyang 35mm f/1.4 lens, and a Canon 6D. The problem is that when I'm trying to focus at f/1.4, the DOF in viewfinder is much wider than on the photo so it's much ...
4
votes
1answer
742 views

Best approach for accurate & fast focusing of fully manual lenses without live view. Focus chip, focusing screen or another approach?

I purchased the Samyang 24mm f1.4 for my 6D for specifically night photography. I won't go into how amazing this lens is at night... I've since discovered that this lens produces fabulous images in ...
0
votes
2answers
641 views

What is a good focus point for street photography when using zone focusing?

For example, I am using Fuji X100T (35mm), and according to this video [1], Doug McKinlay suggested that turn to f8, and to focus at 10 feet distance, and so from 5 feet to infinity will be in focus, ...
2
votes
1answer
241 views

How much light is lost through a typical matte focusing screen?

My understanding is, the focusing screen, being matte, will diffuse some amount of light in a direction that is not captured by the optical viewfinder. I am aware of some technical developments ...
9
votes
2answers
6k views

How does ground glass work when focussing?

To use ground glass, I turn the focusing ring on my lens until the image becomes clear on the glass. But what is it about the glass that makes this work? What are the physics involved?
1
vote
2answers
3k views

What are the differences between different types of focusing screens?

I've seen some focusing screen questions, but I can't seem to find a general question, so I'll go ahead and ask. Over the years, there have been different focusing screens and I'll list some below. ...
9
votes
2answers
10k views

Do focusing screens exist for modern DSLRs?

Recently I bought a second hand Nikon EM. I found that these analog cameras used a very neat trick to focus. After some googling I found that this is called the "focusing screen". Do focusing ...
3
votes
1answer
144 views

Why is manual focus off after installing a 45° split-prism focus screen?

I recently bought a new focus screen for my D5100. I installed it without any problems. But, if I manually focus with the screen it is not correct. A picture of something 30ft away is about a foot off....
2
votes
1answer
212 views

Are Nikon focus screens cross compatible?

I was cleaning the mirror on my D3200 today and in the process somehow scratched the exposed side of the focus screen. Oops. Now instead of dust specks I have these gently curving permanent streaks on ...
0
votes
1answer
173 views

Why can't I get the wire to latch when replacing Nikon D5100 focusing screen?

I acquired an aftermarket Bresson focusing screen for my Nikon D5100. I very carefully followed the instructions to remove the old screen. However, I find that I can not get the wire retainer to latch ...
0
votes
2answers
1k views

Focusing Screen for a Canon 60D using an 85mm f1.2 lens

I've recently bought an 85mm f1.2 lens, which is absolutely amazing, but I noticed after my day out playing with it, that lots of my photos were out of focus, even though they appeared sharp in the ...
3
votes
2answers
382 views

Possible to draw a custom grid on a focusing screen?

Canon 5D mark 1 comes with the Focusing Screen Ee-A. I like to have a custom grid on this screen. Is it possible to draw or maybe etch custom grid on this piece? If possible, how can we do it?
2
votes
1answer
820 views

How can I replace this clear plastic rectangle from inside of my DSLR piece?

While cleaning my camera, this piece was scratched. What is its name? and is it possible to replace it?
2
votes
1answer
4k views

Are the focusing screens of the Canon 7D, 70D and 5D mark III really not replaceable by the user?

I've accidentally scratched the focusing screen of my 70D a bit (it does not seem to affect the focusing at all) and intend to replace it in around 6 months or so when a bit more dust has gathered ...
2
votes
1answer
10k views

Which Canon focusing screens fit on the Canon 6D

I'm having trouble finding the available focusing screens for the Canon 6D. Are the canon 6D focusing screen compatible with the 5D Mk II focusing screens? Is there a microprism focusing screen for ...
2
votes
1answer
289 views

Why does my Canon 50mm f/1.8 have an interference pattern on the viewfinder?

This is on my 600D. I'm a noob so forgive if it's obvious. There's a clear moire-like interference pattern on the viewfinder on the 50mm which is not as obvious at all on the kit lens. It's especially ...
1
vote
1answer
693 views

What is broken on my Canon 450D? Edit: Missing focusing screen and submirror: fixable?

I recently aquired a used Canon 450D, which the previous owner said was broken. I'm new to photography and SLRs so please excuse some of the ignorance following. After digging a bit around the last ...
5
votes
1answer
130 views

Why do focusing aids darken when not looked at directly?

Many users of (D)SLRs equipped with a split image rangefinder or, to a lesser extent, with microprisms will notice how they have a tendency to appear dark in less than optimal conditions, such as ...
3
votes
2answers
2k views

When is a 180° split focusing screen better than a 45° one?

My camera eventually ended up with severe scratches on the original plain matte focusing screen. eBay currently offers: an exact replacement for $20.45 one with a 180° split image rangefinder for $...
2
votes
1answer
410 views

Why is my Canon EOS 40D getting wrong exposure after focusing screen change?

I have just changed the focusing screen; something I have done now a few times. Now "normal" metering does not occur in auto or manual focus. In live view all ok. Using the eyepiece produces exposure ...
10
votes
4answers
458 views

If I have a recent, mid-range DSLR, then why, if ever, would I need to buy another / better focusing screen?

In theory this question applies to other brands beside Canon, but I'm going by the Canon experience here. Namely: Why would I want to change a functional focusing screen with another one? And what ...
10
votes
5answers
15k 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.
7
votes
1answer
2k views

Is there a way to turn off the focus point display on a D7000 when a manual lens is mounted?

I recently got a Katzeye focusing screen for my D7000. Since my favorite lenses are all manual focus, I'm really enjoying this. Unfortunately, my D7000 helpfully puts a focus point on the focusing ...
4
votes
1answer
725 views

Image blurry when split image is aligned in the focusing screen

I just bought a used Vivitar V3800N with a Vivitar 50mm 1.7 lens for an intro photography course. I'm coming from a fully-automatic D60, so this fully-manual camera feels really alien to me. I'm ...
15
votes
1answer
4k views

What is a focusing screen?

I've seen a couple other questions such as this one talk about focusing screens. What is a focusing screen? Where is it located?
3
votes
2answers
1k views

Can a new focusing screen affect exposure metering?

After i replaced original focusing screen with a split one, it seems that every picture i take is overexposed now. Can it affect on exposure? Or i damaged something while replacing it? I own Nikon ...
3
votes
4answers
519 views

Is it possible to get a larger screen for live view, for precise manual focus?

I've been doing some test macro shots lately and it's been a pain to focus sharp. The macro lens already minimizes DoF and makes things hard but I've been thinking of an external screen that I can pan/...
8
votes
1answer
475 views

How often can I change the focusing screen?

I know this sounds crazy, but is anyone here in a habit of swapping their focusing screen between a regular (the ones shipped with the DSLRS) and a split prism screen regularly? Is is bad to keep ...
6
votes
3answers
12k views

Why do the focus points leds in my viewfinder appear shadowed?

The focus points leds (red colored ones), looks shadowed (smudged) in my Canon 550D. Not all points, but the bottom 3 points, when the light glows, looks kind of shadowed. I tried cleaning the both ...
44
votes
6answers
17k views

Why don't DSLRs come equipped with “classic” focusing screens (split prism, etc)?

I have a hard time manual focusing my Canon EOS 350D. Compared to the few higher spec DSLRs that I played with, and that have a pentaprism, my Rebel's (pentamirror) viewfinder feels crammed and ...
7
votes
3answers
3k views

How should I chose a manual focusing screen for my Pentax K10D?

I am considering buying a split focusing screen, replacing the original one. I would like to use some split/microprism screen to ease the focusing of the manual lenses. I own both kit lenses (18-55, ...
26
votes
5answers
6k views

Why is the depth-of-field preview in the optical viewfinder of my Canon 500D inaccurate?

I have noticed that in my Canon 500D, the depth-of-field preview in the optical viewfinder is inaccurate with large aperture settings. If I press the DoF preview button, there is very little ...
11
votes
1answer
1k views

Can I transfer my custom T2i focusing screen to a 60D?

I'm trading up my T2i for a 60D but I have a custom focusing screen for the T2i. Anyone know if I can transfer the focusing screen to the 60D or will I need to get a new one?
23
votes
4answers
3k 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 ...