Questions tagged [continuous-autofocus]
The continuous-autofocus tag has no usage guidance.
28 questions
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What is the maximum velocity possible for autofocus (focusing speed) on a Canon 5D Mark II
This question is very specifically worded, because I lack the knowledge to formulate it in general and also proper terms. I am an amateur, so don't hesitate to improve this question with better ...
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5
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Why is my camera missing the action again and again?
I shot a series of images in continuous high with my D4 + AF-S 300mm F/2.8 of this rat. I set my camera to AF-C single point and also tried the D9 setting. Throughout the series of images I kept ...
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How big is an AF-Point in a Nikon camera?
I have a Nikon D7500 and am looking for information regarding the size, in pixels, of each individual AF-Point in the 51-point AF system.
When stored in NEF files, Nikon references their AF-points in ...
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3
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Do aperture blades move between each shot in burst mode?
Most professional cameras have a burst mode function. Furthermore, if the camera is SLR, the optical viewfinder shows what happens between the images in the burst, but when an image is taken, there is ...
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Use Built-in Pop up flash to focus in Manual Mode, Canon 1300D
I've been searching about this a lot however couldn't manage to get the answer.
When I use Canon's auto mode, it triggers pop up flash to focus on a subject and then take a shot in low light.
...
- 91
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2
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Why does auto focus on my new Fuji X100F keep moving while I have the shutter button held halfway?
I just bought a Fuji x100f and right out of the box I notice something with the autofocus (maybe it's normal and I just need to understand the camera). When you push the shutter button half way and ...
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How do I select AF-C on a Nikon D5500?
How do I enable the AF-C option on my Nikon D5500? When I go into Focus Mode, I get two choices: AF-A and MF. All the books and online tutorials say there should be an option for AF-C on this camera ...
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My Nikon D5100 DSLR wont autofocus by itself
I bought the camera new recently the Nikon D5100 I put the lens on set it for automatic same with the camera I set it to AF-F but in live view it wont focus unless I press the button to take pictures ...
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2
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807
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Maintain the focus during continuous mode
I recently took pictures of a car race.
I was close to the track and tried to focus the drivers within thir cockpits - during they passed. I used a Nikkor 85mm prime and tried to focus on their faces ...
- 595
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3
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Why doesn't focus confirmation appear in AI-servo mode?
Camera: Canon 700D
Lens: EF-S 55-250mm STM
So far I have been shooting still subjects. But recently I wanted to photograph moving people (skaters).
I changed the AF mode to AI-Servo (as skaters are ...
- 762
3
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2
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350
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Shallow DOF: continuous or single AF mode?
When I take a portrait with settings which result in a DOF shallow enough that the subjects' movements risk missing focus on the eyes, should I use continuous AF mode - is the continuous AF fast ...
- 167
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2
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1k
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Can I make my Canon 70D focus continously when viewing through the viewfinder?
I'm a newbie in photography, so don't judge me too much, just got the canon 70d and I noticed that when viewing through view finder while in P mode the camera would not focus automatically (I would ...
- 459
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2
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Is the "One shot" mode more accurate than "AI servo" using back-button focus?
By using back-button focus you don't have to switch from "AI servo" when photographing stationary subjects. I tend to do this anyway since I have the feeling it's more accurate even when I can ...
- 8,298
3
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1
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Are there cameras that autofocus during an exposure?
The origin of this question is related to panning. I was trying to explain why panning is more effective for subjects moving across your FOV at right angles, vs. a subject whose distance to the ...
- 10.5k
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Shooting flying birds
Went to Alaska and was shooting bald eagles. There so many flying around that my camera kept trying to focus and I missed a lot of shots. What should my settings be on a situation like this? Using a ...
- 151
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3
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Auto focus vs Single Continuous/Point focus
I'm using a D600. Sometimes, having the ability to select my focus point is good. However, in certain situations, moments can be lost when you're framing or moving the focus point to the subject in ...
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When does the Sony NEX-5R use release priority?
As I understand it, focus priority delays the shot till focus is achieved, while release priority potentially takes a mis-focused shot.
Wikipedia says that release priority is usually used in ...
- 4,726
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1
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What settings should I use to take a burst at the highest possible FPS?
My goals is to take a burst of photos at the highest possible FPS. What settings should I use, other than the ones below?
Save as JPEG standard, rather than fine, RAW or RAW + JPEG.
Using the speed ...
- 4,726
3
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2
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How advanced is phase detect AF for bird photography compared to contrast detect AF?
My first and only camera is a panasonic Lumix G5 with a panasonic 45-200mm. I wanted to have a first hand experience and decide if I want to switch to aps-c dslrs, but I never had an opportunity to ...
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When do you not want to use continuous autofocus (C-AF)?
This Nikon promotion website sums up when to use single autofocus and when to use continuous autofocus. (http://imaging.nikon.com/history/basics/16/03.htm)
So, basically if you want to focus-and-...
- 515
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How does aperture/DOF affect continuous autofocus?
When the autofocus system is deciding to adjust the focus, say in a situation of the subject getting closer to or farther from the lens, does it take into consideration the current depth of field, ...
- 21
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1
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Finding the distance of object from camera to the point of autofocus
Is it possible to find the distance to which the camera is auto focussing ?
Camera auto focuses itself to view a particular plane in the real world in front of it. Is it possible to estimate the ...
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Force picture in continuous autofocus mode - Canon Rebel T3
I have a Canon Rebel T3, and I'm very new to photography. I recently got a new close up filter that goes on top of my 18-55 lens (this question also applies with any lens I have). I hold the shutter ...
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Can lens focus speed affect continuous shooting speed?
I was using a 50mm f/1.8 II lens on my Canon 40D yesterday, and I was trying to capture some action shots using continuous high-speed drive mode and AI Servo autofocus mode. I was using a shutter ...
- 10.5k
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Is it possible to turn off continuous autofocus on Nikon D3100?
Can the continuous autofocus (on video) be turned off on my Nikon D3100 so that it operates similar to the Canon 500D? This is mainly to remove the noise from the autofocus which I read in earlier ...
user4099
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3
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When to use a particular auto-focus mode
I have a Nikon D90, and after taking a photography course that recommended single point auto-focus I predominately use that. I was testing some of the modes today (single point, dynamic area, auto-...
- 1,317
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Is there a D-SLR that can record video with continuous autofocus?
Is there a D-SLR (including the new Nikon and Canon 60D) that can take video with continuous autofocus? On cameras that don't support that feature, is it possible to autofocus by pressing a button ...
- 233
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Why does my Nikon D90 autofocus not work in rapid succession?
When photographing candid shots of my children at play with a Nikon D90, I have trouble with the autofocus system. I focus and shoot one shot, great. But a second later another shot opportunity ...
- 3,882
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