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Manual focus is the direct control of a camera/lens's focus by the photographer. This is generally accomplished by turning a focus ring which is mechanically coupled to the lens's focus, but some cameras without focus rings allow manual control over the autofocus motor.

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1answer
33 views

Tamron 90mm SP Macro manual focus locks

I've been shooting film on a Canon AE-1 Program with a Tamron 90mm Macro SP lens. Until recently, the lens worked perfectly, but all of a sudden it won't focus farther than 10ft. To my knowledge it ...
3
votes
4answers
801 views

Can different metering modes affect sharpness for a m42 prime lens?

Recently, I got some old m42 prime lens from Ebay and started playing with them with my Canon T3i/600d. However, it's difficult to get sharp pictures with these manual focus lens as there is no AF ...
6
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1answer
126 views

Nikon focus confirmation with manual lenses

I've recently purchased a Nikon D600 and would like to use my old Minolta Rokkor 50mm f/1.4 on it. However I am quite confused as to the functions of a "chipped adapter". While I know that with Canon ...
3
votes
3answers
100 views

Do focus area modes matter if shooting in manual focus?

It seems my camera lets me change the focus area modes (e.g wide, center or spot) even when I am shooting in manual focus so I am trying to understand if area modes matter even if the camera is in ...
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2answers
79 views

Pentaprism viewfinder and used “pro” gear - really better for manual lenses?

I currently use an Olympus E-520 with an adapted Tamron 35-135 (manual lens from the '80s), and manual focusing is very difficult and hard to get right. Looking in the viewfinder, spinning the focus ...
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2answers
140 views

Why does my Samsung NX1000 zoom way in when manually focusing?

I bought a Samsung NX1000 this week, and I have the 20-50mm lens. However when I put it on manual focus, the picture keeps jumping from standard zoom to "mega zoom" — it zooms a lot further in then ...
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2answers
120 views

Is it possible to DIY adjust the focus ring distance scale of a lens?

I have a particular lens in mind, but is it generally possible to do this adjustment? Of course there are a lot of lenses that don't have any distance scale to begin with. Many lenses have the scale ...
2
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1answer
135 views

Can I manual adjust focus after half shutter press?

I'm new to the world of DSLR shooting. I just got a Canon t5i with a 18-135 IS STM lens. I've gone into manual mode and played around with the lens on manual focus, and the AF to single shot. I ...
7
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4answers
246 views

How much does a drop in temperature affect focus?

In an answer to question "What lens characteristics are important in astrophotography?" there was mentioned "If the temperature changes drastically, you may need to refocus as different materials in ...
0
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1answer
107 views

Can I filter by autofocus in Lightroom?

Does Lightroom let me filter photos by whether they were manually focused? Or is this information not even stored in the ARW metadata? (I'm assuming they were not lost during DNG conversion in ...
3
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4answers
438 views

How to fix a Nikon 100mm f/2.8 Series E lens not being properly recognized on a D300?

I have a Nikon 100mm f/2.8 Series E mounted on my D300. When I set the aperture on 2.8 on the lens, it is seen as 1.8 on the D300. At its maximum, when set at f/22 on the lens, it is seen at f/16 on ...
2
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1answer
140 views

A recently acquired lens will focus automatically, but won't manually, why?

I have recently acquired a Sigma 70-200mm f/2.8 (Canon mount, relatively old), and it focuses perfectly in auto mode, but in manual mode the focus ring simply won't budge at all. What could be causing ...
3
votes
3answers
254 views

Modern, purely manual focus lenses for Nikon F-mount?

I've used AF-D lenses (with screw drive) on my D40 as a manual focus lens that meters, has focus indication etc. However, I want to know if there are modern lenses that are meant for manual focus ...
20
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4answers
1k 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 ...
11
votes
4answers
3k views

How will old M42 lenses work on a Nikon camera?

I wanted to get some cheap old lenses to use on my Nikon DX DSLR (D3100). However, Nikon has one of the greatest flange distances of all manufacturers, which means that most lenses I can buy (M42 ...
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1answer
297 views

Which cheap digital body for M42 lenses

I'm looking for a cheap, second hand digital camera body for my M42 lenses. And I'm stuck; there is actually quite some choice. Currently, I have a Canon EOS 300D; there are two reasons I want to ...
3
votes
1answer
1k views

What happens to a lens when you turn the focus ring during AF mode?

What happens to a lens when you turn the focus ring during AF mode? I have read that this causes damage, or can cause damage. But what is actually happening? I've done this recently with my Canon EF ...
2
votes
1answer
148 views

Aperture value appears as '- -' in Olympus E410

I have just started using manual focus and prime lenses with my Olympus E410 (four-thirds). Intermittently, the aperture value is invisible, both through the viewfinder and in the LCD display. ...
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0answers
35 views

Optimal settings to capture firework at night using Nikon D3200 with 18mm - 105mm Zoom Lens? [duplicate]

I tried take photos of firework using my Nikon D3200 with 18mm - 105mm Zoom Lens in Aperture Mode. But I cannot get a good focus since if happens in sky at different heights. This made most of my shot ...
0
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3answers
140 views

Will it be a significant drawback to use a Nikkor af 70-300mm f/4-5.6G on an Nikon body without an AF motor?

I am a beginner at the moment and I am planning to buy Nikon D5100 + Nikon Nikkor AF 70-300mm f/4-5.6G, also with the kit lens (18-55mm VR lens). My question is both the camera and this particular ...
2
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6answers
5k views

How to manually focus Nikon d5100 at very low light conditions?

Suppose I have to short in very low light so I have to set up shoter speed to 10-20 sec. Live view and autofocus doesn't work in this case and view finder give you a little help since it is to dark. ...
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1answer
269 views

Misfunction of Canon EF 50mm f/1.8 on manual focus?

I have a Canon T3i (600d) and two lenses: EF-S 18-135mm and EF 50mm f/1.8. While working with manual focus, I can shoot out of focus (on purpose) with the 18-135 (as expected). But with the EF 50mm, ...
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2answers
2k views

Do I use the camera or lens switch to change between auto and manual focus?

I own Nikon D7000 with 18-105mm lens. I am bit confused how the auto focus and manual focus switching works, particularly with my gear. The confusing part is both the camera and lens have an A-M ...
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1answer
226 views

What to do when manual focus doesn't work on a Nikon DX lens after DIY repair?

I have a Nikon 55-200mm DX auto focus lens. I recently repaired the bayonet mount myself - all went well. But when I went to use the manual focus option on the lens, the focus ring remained locked, as ...
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2answers
667 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 ...
3
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3answers
147 views

Is there any difference between using a full manual lens for Nikon F-mount or using lens for another mount (say m42) with an F-mount adapter?

I'm looking for a very cheap (~$50), fast (large aperture), full manual (non-CPU) lens for my Nikon D7000. After searching on eBay, I found that the same lenses (e.g. Vivitar 135mm f/2.8) are cheaper ...
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7answers
1k views

Is using live view for accurate manual focusing really better?

Commonly I hear of landscape photographer who rely on live view to focus now. The process I use is: Tripod mount the camera Switch lens to manual focus Enter Live View Live View zoom to maximum ...
35
votes
5answers
9k 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 ...
25
votes
13answers
6k views

How does one get manual focus right with a fast-aperture lens?

I have got an old lens (f1.4) that I have to use only with manual focus on a DSLR. Well, it is difficult for me to get the subject on focus. Although on focus according to the viewfinder, the actual ...
3
votes
2answers
1k views

Is it safe to manually-focus the Nikon 18-105 while in autofocus mode?

There are only A and M settings, no A/M. but I just noticed that Nikon website has mentioned three focus modes for this lens: Auto, Manual and Manual/Auto I'm confused if this is only a typo or is it ...
2
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2answers
218 views

Automatic vs Manual Focus [duplicate]

Possible Duplicate: When is manual focus better than autofocus? Perhaps this question has been asked before. I understand that in some cases, automatic focus cannot be used, for example, ...
28
votes
6answers
1k views

When is manual focus better than autofocus?

We all know that autofocus is very convenient for everyday shooting, especially on cameras with tiny viewfinders that make manual focus difficult (like my Nikon d3000). However, just like the ...
1
vote
4answers
433 views

Autofocus performance of different brands at night

Are there huge differences in the ability to focus in low light between different brands and models? I have a Pentax Kx with a Sigma 30mm 1.4. My problem is, that the camera's autofocus does not work ...
8
votes
3answers
912 views

Easier ways to pre focus a distance on a lens without manual focusing meter?

In applying zone focus(focusing at particular distance in advance, before the subject comes in) to shoot a bike that will come into frame, how do I correctly focus at a particular distance with a lens ...
0
votes
2answers
184 views

How to set AF in night [duplicate]

Possible Duplicate: How does one focus for landscape photos in very dark conditions? Recently I went on a night forest safari trip with my Canon 1100D. I had put the camera in manual mode ...
6
votes
1answer
385 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 ...
3
votes
3answers
832 views

Can I use a Fuji HS30 as a training camera before buying a real dslr camera?

I am thinking about buying a Fuji HS30 to my wife, so she can start shooting on full manual, before investing in a dslr and some lenses. Do focus ring and zoom ring in Fuji HS30 behave like a dslr ...
8
votes
4answers
4k views

What is the best auto-focus mode to use for bird photography?

Consider the image below: How would the shot be focused here? Using Auto-focus or manual? If there was a cluttered background, will auto focus detect the small bird and sharply focus on it?If manual ...
5
votes
1answer
604 views

What is the relation between shutter speed and exposure compensation in aperture priority?

I was using a manual focus lens with canon 600D and notice something in aperture priority mode. When I was applying the exposure compensation of -2EV, I had a shutter speed of 1/20 sec and when the ...
5
votes
2answers
718 views

Should I buy a adapter ring with or without AF confirm?

I would like to use my grandfather’s Voigtländer Bessamatic lenses (DKL mount) on my Canon EOS 600D. I looked for adapter rings and basically found two different types: Simple ones without any ...
1
vote
1answer
618 views

Why does my DSLR's viewfinder ignore the aperture ring on a legacy lens?

I have a Nikon D3100, and I am borrowing an old Nikkor 50mm SLR lens (http://www.destoutz.ch/lens_50mm_f1.8_1828564.html). I've had a lot of trouble with that lens, in that pictures that appear ...
1
vote
0answers
83 views

Tips to manually focus sharply with viewfinder? [duplicate]

Possible Duplicate: How does one get manual focus right with a fast-aperture lens? I feel difficult to manually focus via the view finder because of its small size.Its seems to be in good ...
6
votes
2answers
2k views

How does a fly-by-wire focusing lens work?

I have learnt that fly-by-wire focusing is an electrical manual focusing system. But how does this focusing method work? How do you manually focus with fly-by-wire? What is the scope of this ...
1
vote
1answer
127 views

Pentax DA L lens focusing scale? [duplicate]

Possible Duplicate: How does one focus for landscape photos in very dark conditions? I have a Pentax K-r with the kit DA L 18-55 and a prime DA 35. As far as I'm concerned, they are good ...
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votes
1answer
536 views

Manual focus in Nikon Coolpix P7100

Is it possible to focus manually with Nikon Coolpix P7100? I put my camera on a tripod and tried to make photos of full moon this night, however the camera is unable to find focus on the Moon and all ...
1
vote
2answers
812 views

Fixing F number in Manual Focus 50mm lens on a D7000

I have a 50mm f/1.2, this lens: http://www.nikonusa.com/Nikon-Products/Product/Camera-Lenses/1435/NIKKOR-50mm-f%252F1.2.html that I got used from a guy I know. When I mounted it in my D7000 though, ...
3
votes
1answer
319 views

I almost cannot switch to manual focus on my Canon 17-40 f/4 L lens

Usually troubles with autofocus are related to a non working AF. I've got the opposite issue: AF is working too well. Actually, it is ALWAYS working, and I cannot turn it of. Even when I switch to ...
4
votes
1answer
203 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 ...
3
votes
2answers
260 views

How do I manually focus my macro in poor lighting conditions?

I'm using my Canon 100mm f/2.8L macro handheld all the time together with a flash rig and it works wonders. Most of the time I have an Eg-S focusing screen installed as well which makes it even easier ...
8
votes
5answers
400 views

Are there DSLR lenses that don't allow for manual focus?

I am looking into getting a Nikon soon (either a D3100 or a D5100). One of the reasons that I am upgrading from a point and shoot is because I want to have more control over the camera's functions. In ...