Questions tagged [manual-focus]

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
326 views

Is there any rhyme or reason to the order of zoom and focus rings on lenses?

I have 3 zoom lenses, 2 Nikkors & a Tamron. AF-S NIKKOR 24-120mm f/4G ED VR AF-P DX NIKKOR 18-55mm f/3.5-5.6G VR [the kit lens] Tamron AF 70-300mm F/4-5.6 Di LD MACRO 1:2 All except the 24-...
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1answer
684 views

Using a manual lens on D5100

I am an amateur photographer and I am currently using a Nikon D5100 with the Nikkor 35mm f/1.8G lens. I have been thinking of getting an old manual focus lens like a 50mm or an 85mm, because they ...
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2answers
2k views

How can I see the exposure meter on my Nikon D3200 when shooting in manual-focus mode?

I have a Nikon D3200. I am experimenting with manual focusing on my kit lens. One thing I noticed was that when I am in manual focusing mode I don't see the exposure meter in the viewfinder. This ...
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1answer
573 views

Does a Ring-Ultrasonic EF-S lens require power to manually focus? (using with adapter)

Would the manual-focus-ring of a ring-ultrasonic EF-S lens (in particular the 17-55mm f/2.8 IS USM lens) focus even when the electronics are not working? Or would it require power to allow manual ...
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1answer
453 views

Manual focus not consistent with Sony A7ii + Sony 55mm 1.8. Hidden setting?

I noticed that when I quickly turned my focus ring, the focus jump in focus was rather big: with a slight quick turn, I can almost jump between near focus and infinity. If I slowly turn the focus ...
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3answers
2k views

Can I fine tune the manual focus confirmation on my Nikon?

I haven't seen this answered anywhere, but does something or some software exist to fine tune manual (!!) focus confirmation (the dot at the bottom left) to more accurately represent focus? If I have ...
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1answer
1k views

Focus ring not working in D3300 with factory supplied 18 - 55 mm lens

I have this D3300 that was working completely fine. Someone was playing with the settings and I realized that I cannot focus on objects anymore. I don't think that there is something physically ...
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1answer
745 views

Supermoon: In focus and Out of focus

In focus moon Tonight I took several pictures of the Super Moon, I am a novice practicing in manual mode. Can someone explain why these photos are drastically different. The out of focus was shot ...
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2answers
223 views

What is the point of Auto Focus? [closed]

Although I started in the 90’s with the EOS system, I never used the AF inherent in EF lenses. As an amateur, I could take the time to take the best picture I could. I feel that I can get a better ...
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7answers
8k views

How did photography work before auto-focus was invented?

Having just spent some time reading questions about auto-focus, I came up with a question of my own: How did cameras even work before auto-focus technology was invented? Presumably everybody used ...
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2answers
319 views

How does (auto-/manual-)focus changing work?

I know when I change focal length of a zoom lens the physical length of it is changed. It's understandable: the optical parameters of the lens were changed. But what is going on when (auto-/manual-)...
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1answer
236 views

Where should I focus in landscape photography?

Not sure how relevant my question is, but I am a bit confused as where to focus in landscape photography. I have a D90 with Matrix mode, so when I try to take a photograph (say a house in the valley),...
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382 views

what is the best focusing mode for prime lens [closed]

what is the best focusing mode for 50mm prime lens. Manual mode or Auto mode to get crisp results ?
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2k views

Nikon D3300 with AF 50mm lens [closed]

I'm going to buy an AF 50mm lens for my Nikon D3300 because I do not have money to buy an AF-S lens. I plan to use it with manual focus. Will it be worth it and give good results ?
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1answer
517 views

How to avoid focus reset when switching to MF on mechanical focus-ring lenses with Olympus E-M10 Mark II?

Usually when one switches from AF to MF on the vast majority of cameras, the focus distance stays distance it was before switching. This way one can use AF to set the focus distance and then switch to ...
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1answer
486 views

How can I use AF+MF on Fujinon lenses with hard stop focus rings?

Fujifilm cameras have an AF+MF mode which autofocuses when the shutter button is half-depressed, then lets you correct it using the focus ring. However, some Fuji focus rings have hard stops, so you ...
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2answers
1k views

Canon 6D not taking pics in AF

I just got a used Canon EOS 6D and I have a Tamron AF 28-75mm F/2.8 Macro Lens. What I have noticed is that when I try to take a picture and have the lens switched to AF mode it won't work if I use ...
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1answer
248 views

Front AF confirmation focus with manual lens?

Today I was testing my lenses for front focus/back focus (and while I was at it to test detail resolution at various aperture values), and found a really strange issue. From what I know, front/back ...
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2answers
818 views

How do I disable autofocus on my Nikon with a Sigma 10-20, which has no manual focus switch?

Just purchased a Sigma 10-20 f/4-5.6 DC HSM lens. In attempting to capture astrophotography, the lens continuously tries to find a focal point in the sky, and doesn't. So I attempt to turn it to ...
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2answers
131 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 ...
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2answers
459 views

Why does a manual focus lens have an autofocus motor?

Can someone explain to me why the Rokinon 24mm lens has a focus motor? Quoting from LensHero's page on the lens: Generic motor built-in focus motor From what I understand, only autofocus lenses ...
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3answers
665 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 ...
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3answers
916 views

Manual focus prime lenses for Canon 60D [closed]

So I was hoping I could get some specific advice or tips for good quality & cheap (up to 200€) used vintage (1960-90's) manual focus prime lenses that are adaptable to Canons EF-S mount. I am ...
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2answers
1k views

How does aperture affect focus area? [duplicate]

How does the aperture affect the focus area? Here are some examples: With an 35mm(50mm)/f1.8 prime lens What f-value will bring a group of people standing in five rows into focus? What f-value will ...
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1answer
11k views

How to use Focus Magnification on Sony A7 with adapted lenses?

When I bought the Sony A7 I put a Kiwi adapter on it and tried using my old 24mm and 28-200 and both Focus Peaking and Focus Zoom still worked. Today with that same adapter I was looking at a Nikon 50 ...
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1answer
397 views

200mm Macro lens, get a new or old MF-only lens?

Context The Sony E-Mount series only has two official macro lens, the 30mm for APS-C and 90mm for full frame. I'd like to get a macro lens to play with at 200mm but given how Sony doesn't have any I'...
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3answers
934 views

Is it safe to manual focus with AF ON on Canon L lenses?

On other lenses, this is a dangerous move. Can I move the focus ring, with AF ON with an L lens? I heard that Canon L lenses (and others with an ultrasonic motor) can be in AF ON mode and I can move ...
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1answer
101 views

Will the focus confirmation dot still operate with non CPU lenses on a D3200?

I've seen some lenses that have an AE chip already in them (ex. the Rokinon 35mm f/1.4), but is it necessary to have a fully manual lens chipped in order for the focus confirmation dot to work? ( and ...
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2answers
836 views

How can I focus when my camera is on a tripod and none of the focus points line up?

Today I was shooting two persons with my camera (Canon 7D) on a tripod. One person, the one I wanted to be in focus, was composed so far out of the center that I don't have any focus point close to ...
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1answer
614 views

How do I manually focus my Nikon P520?

Can I manually focus a Nikon P520, and can I set infinity as well? I've looked at the manual settings and I cannot find the answer.
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1answer
95 views

Does the type of lens adapter matter for manual focus?

Context I use a cheap adapter that has an Aperture Ring for the new Nikon G lens but also works for older lens as well. I use a Sony a6000 which has focus peaking and related. Question Assuming ...
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1answer
722 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 ...
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1answer
551 views

Is it possible to make your own focus distance scale?

I'm using a Nikkor 18-105mm kit lens and it doesn't have a distance scale on its focus ring, is it possible to create your own distance scale by knowing the 0 and the infinity focusing points on the ...
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1answer
640 views

Is manual focusing a viable option with the Canon 6D, 100-400 IS L II, and 1.4 Extender?

I am considering buying a Canon 1.4 extender to use with my 6D and 100-400 IS L II. I understand that AF will not function with this combination. I understand that lack of AF will limit me to static ...
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2answers
2k views

Manual focus working in AF Mode with an STM lens - is this intentional?

On my new Canon T6s/760d with 18-135 STM lens, I just noticed that in AF mode, when I hold the shutter button halfway, if I turn the focus ring on the lens, it does affect the focus! I preferred to ...
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2answers
625 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, ...
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1answer
89 views

How do I work around a problem where my lens won't focus on distant objects?

I have a Pentax K10D with a 28mm lens that will not focus on distant objects. Will an extension tube solve this problem? I do not care about autofocus. Is one tube better than another for manual ...
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1answer
517 views

How does manual focus work using Leica lenses on other mirrorless cameras such as Fuji XPro1?

I used to own a Leica M4P, now I have gone digital with a Fuji X100. I love the X100 but the autofocus gives me so much trouble for street photography and its manual focus is terrible. I really ...
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2answers
2k views

What can you do when your lens' focus ring becomes too loose?

One of my lenses I always carry (Olympus Pen lens, I fit it on a Sony NEX), has a focus ring that is becoming a bit too loose. Probably due to carrying it in a bag very often and taking a lot of ...
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2answers
4k views

How can I get crisp, clear product photography with everything in focus?

I'm guessing the answer to this question might be "the lens", but being a newbie in photography maybe that's too predictable... Alright, so I am shooting some handbags, and I am trying to replicate ...
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1answer
7k views

Why is my Fuji X camera stuck in manual focus?

I have a Fujifilm X series camera with one of the nice prime lenses, and it seems to be stuck in manual focus mode. The switch on the camera is on S, and I flipped it back and forth several times, but ...
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1answer
2k views

How is the focus distance of a Leica M rangefinder lens mechanically transmitted to the body?

Basically speaking, when a camera focuses on something, it focuses on a certain distance. That means everything that is this distance away from the camera will be in focus and sharp in the image. ...
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3answers
792 views

Focusing issues with Nikon 18-35mm f3.5-4.5D on D3200

I have a Nikon D3200 and I have used in the past year and half a 35mm f/1.8 G DX prime lens . I have rented several other lenses and I also have a 50mm 1.8G prime too (I'm sure that some of you will ...
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2answers
424 views

Canon 55-250, Rebel/XS, fails on *manual* focus?

I realize this is rather old hardware, at least as digital goes, but I'm hoping to hand it down to a friend as a starter kit. Every once in a while, my Digital Rebel XS will refuse to take a shot ...
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1answer
132 views

Technique to manually set aperture and focus for a low light scene during normally lit time of day?

I have a scenario that requires manually setting the aperture and focus on a lens attached to a machine vision camera on an outdoor scene (mirrorless camera with global shutter). I need to manually ...
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2answers
5k views

Canon 5D - Focus viewfinder indicators in Manual focus mode

On a Canon 5D MkIII, is there anyway to see the autofocus lock boxes on screen while manually focusing (showing the areas the camera detects as in focus)? This might just be an insane product of my ...
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1answer
132 views

5D Autofocus - disable tracking after lock?

I recently got a 5Dmk3 and it's been a really fun toy so far. I'm coming from a Canon 7D, so I'm trying to adjust to the much more complicated autofocus system. I've read the manual and looked around ...
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2answers
5k 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?
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1answer
407 views

How do prime lens allow variance of focal length when focusing? [duplicate]

If the definition of prime lens says that their focal length is fixed, then how come you can still alter the focal length when focusing? (either MF or AF)
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1answer
337 views

Can the Canon EF-M camera use the focus by wire lenses?

The old Canon film camera EF-M did not have auto focus ability and was manual focus only. Does it support the focus by wire lenses in the EOS line? Does it even have any electrical connectors in the ...