Questions tagged [canon]

Canon Inc. is a prominent manufacturer of cameras and lenses including EOS DSLRs and PowerShot compact cameras.

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2answers
189 views

Why Does the Point and Shoot Have a Greater FOV than the Canon EOS 350D?

I believe a smaller sensor gives a 'cropped' effect so that a scene viewed from a full frame camera will have only a 'cropped' portion photographed by a smaller sensor camera located at the same ...
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2answers
65 views

What covers a sensor, and what can we clean it with? [duplicate]

What can we clean camera sensors with? Generally googling returns 'ethanol'. Various people use ethanol for the job. What else can we use? Isopropyl alcohol, perhaps, eye glasses cleaner? The ...
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2answers
11k views

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 ...
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2answers
134 views

Canon T7i focus indicator misbehaving [duplicate]

On my Canon T7i, in the viewfinder, there is a circle that shows up when focus has been achieved. That is not functioning correctly now. I am using it with a 24mm f2.8 Canon lens. The focus ...
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5answers
249 views

Which lens is best for athletics?

I am an athletics photographer, and I have a dilemma. First off, I use the 5D Mark II body. Currently, I own the 100-400mm f/4.5-5.6 USM II, and I LOVE it... except for indoor photos. Before I ...
2
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5answers
11k views

How can I fix Err 01 with a film-era Sigma lens on a Canon DSLR?

I have a new Canon EOS Kiss camera and a friend of mine has a Sigma Aspherical IF 28-200mm lens she used on an old Canon EOS film camera (old as in 10 years or so). I tried using the lens on my camera....
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0answers
82 views

Is there any camera that can autoupload photos to a android device?

We are trying to build multiple Photobooths next to each other, which are equipped with a tablet that has a UI to select and upload certain photos in a folder. Right now we use canon 700d/750d (which ...
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3answers
393 views

Why can't I shoot tethered with my camera while connected to the computer?

I am trying to take photos while the camera is connected to the computer. As soon as the camera is connected to to PC the camera changes its mode to busy. Actually, the camera is treated as a USB ...
2
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2answers
125 views

Can tethered shooting be dangerous to my camera?

I own a T6i and a 6D. I'm interested in tethered shooting for studio scenarios. However I've heard from a friend that if I tether my camera to my laptop and I a power surge happens in the USB port, ...
4
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1answer
8k views

Can I use an SDXC card in a Canon Eos 500D?

I'm new here. I bought this: SanDisk SDSDXN-128G-G46 Extreme (SDXC), but when I put in the camera, and try to format it, the camera system gives me an alert that it can't do it and to change the card. ...
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2answers
388 views

How to turn off Magic Lantern info in Live View?

This is annoying. I need to see the whole frame in Live View, including borders, to check the composition. So I try to turn off the all info in Live View by pressing the INFO. button. But when usual ...
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2answers
25k views

How to transfer all my photos from my Canon camera to my iPad mini in wi-fi?

I want to transfer all my photos from my Canon camera to my iPad mini in wi-fi. How can I do that ? I have installed the app CameraWindow on my iPad. I found a way to choose and transfer one photo. ...
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1answer
2k views

Why is the autofocus not working on my Canon EF 70-200mm f/2.8 L IS II USM?

I bought the EF 70-200mm f/2.8 L IS II lens and the autofocus is not working. It's non-functional. I can use the lens in manual mode but not in autofocus. What could be the cause?
6
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3answers
17k views

Using bulb mode with EOS Remote app without having to hold down shutter button possible?

Does the EOS Remote app somehow support timed shutter speeds (for their DSLRs) longer than 30 seconds or a press-and-lock feature when in BULB mode? I've not found such a feature and I guess it could ...
0
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5answers
224 views

Should I purchase a speed booster to enlargen my kit lens's field of view, or purchase a 35mm prime?

I own a Canon Rebel T7i with only a kit lens and the APS-C sensor size is bothering me for some reason. Is it a good idea to purchase a speed booster in order to take my APS-C sensor into a full-...
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1answer
85 views

Is there a way to work both with DNG's and XMP sidecar files?

I'm looking into converting my Canon RAW files (CR2) to lossy DNG purely due to storage limitations. I only shoot RAW and in my country storage (physical or cloud) can still be pretty expensive. I ...
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3answers
360 views

Which image stabilization lens to get to replace canon kit lens?

I came into a Canon Rebel T7 with the 18-55mm kit lens without image stabilization. Many of the photos I take are indoors with low light (museums, indoor architecture) and often with my earlier ...
2
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1answer
89 views

How to remove bulb mode on canonet ql 19?

I was testing my canon ql19 which seems to be in perfect working order. However I pressed the safety catch and set the camera to bulb mode and I can now not turn the ring back again. How are you meant ...
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2answers
158 views

Calibrating a lens…is auto focus less reliable when zoomed?

So, I'm calibrating my lenses to a new camera body, a 5D Mark IV. When calibrating my 70-200 ƒ2.8 (version 1), I found that the focus was accurate at 70mm. However, when I calibrated it at the 200mm ...
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1answer
121 views

What is the mount on this Beston lens?

Bought this lens cheap at an estate sale, but now I'm trying to figure out the adapter I need to get it to fit my Rebel XS body. I've looked at dozens of pictures on the internet, but cannot narrow ...
4
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2answers
232 views

What is the flexible priority (Fv) mode on recent Canon cameras and what's so good about it?

Some recent Canon cameras (at least EOS RP) have a flexible priority (Fv) mode. Apparently, it does auto-exposure but allows setting various settings manually, too. What does this mode exactly do? ...
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6answers
4k 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 ...
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5answers
3k views

What are the differences between these lenses and how will they affect a beginner?

My father is giving me his Canon 50D and Canon EF-S 17-85mm f/4-5.6 IS USM lens. I noticed that most kits on the market come with the EF-S 18-55mm f/3.5-5.6 lens and I'm considering it instead of ...
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2answers
2k views

EOS 700D freezes in live view / video mode, on JPEG conversion, or fast RAW shoots

see update below. all out of a sudden my EOS 700D tends to freeze when in live view or video recording mode. Sometimes the live view shows a still image that's several seconds old and doesn't refresh,...
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4answers
495 views

Sigma DC 18-250mm Macro HSM Lens Autofocus not locking to let me click the picture

I was travelling on a trip with my camera. One day I was using my Sigma DC 18-250mm Macro HSM lens on Canon 70D in autofocus mode to take a picture. When I pressed my shutter button halfway to focus ...
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3answers
320 views

Why am I getting half black photos when using shutter speed faster than 1/250? (No flash)

When attempting to take photos in manual mode, if I use a shutter speed faster than 1/250 I get half black photos. Body: Canon 6D Mark ii Lens: Canon EF 50mm 1.8 It's also worth noting that i'm not ...
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3answers
308 views

Focus confirmation on a Canon 7D Mark II with a Canon 2X Extender?

I have a Canon 7D Mark II and the Canon EF 100-400mm f/4.5-5.6 L IS II. I also have the canon EF 1.4X extender and I can get autofocus with this combo with the center point plus 4 surround points. ...
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1answer
76 views

How can I fix my Canon 600D's mode dial?

My Canon 600D's mode dial can't be used to enter video mode. When I try to turn the dial to video, the onscreen display stops at sports. It never goes beyond that. And I have used the video mode many ...
2
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1answer
171 views

Do Nikon cameras have a feature similar to Canon's “Exposure Safety Shift”?

Canon offers a feature called "Exposure Safety Shift" in many of its models. It appears to allow the camera to automatically adjust the aperture or shutter speed to allow an improved exposure. Does ...
3
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1answer
936 views

Which terms accurately describe the lens mount on a Canon 7?

I've gotten a used Canon Model 7 rangefinder camera from my grandfather. I'm given to understand that it's a reasonably cool old camera, and the 50mm/1.4 lens isn't too shabby either. I am ...
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1answer
142 views

Can not open the RAW files of my new Canon 800D (t7i)

A copule of months ago I got a new camera the canon 800D (t7i), and windows can not open the raw files (.CR2) from the camera, I've tried installing the official canon raw codec and windows still can'...
2
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1answer
84 views

Fisheye image circle close to border of image

I'm using a Canon 8-15mm fisheye with a sony alpha 7R3 and a sigma adapter. I just noticed that at 8mm the circle of the image is not exactly centered; it is close to the top border of the image. ...
2
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1answer
156 views

Can I use APS-C Pentax K mount lenses on Canon EOS 90D?

I currently own seven Pentax K mount lenses which I'm very attached to and spend lot of money on. They been used with Pentax K20D, and now I'm looking to upgrade cameras. I like the idea of the new ...
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3answers
295 views

Switching gear from Canon to Sony [closed]

I been on Canon gear for more that 5+ year and mostly shoot with 5DIII, got wide range of Canon lenses. Thinking of switching to mirrorless camera and been reading a lot on Sony and using Canon ...
2
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2answers
401 views

White Balance on Multiple Cameras

My wife and I are wedding photographers and we go to a lot of locations. Everywhere from outdoor greenery to indoor museums with walls and ceilings painted red. I'm wondering what your suggestion ...
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2answers
126 views

Controller/Transmitter for Canon 580EXII + Godox AD200

Is there one transmitter like Godox XProC (for Canon 5D MarkIV) to control Canon 580EXII and Godox AD200? If not what is the best way to do it?
4
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4answers
4k views

Canon EF135mm f/2L vs 70-200mm f/2.8L IS for Indoor shooting

I'm doing an indoor shoot of a large event with lots of people (which I was informed the lighting is "dark-ish" -- think large party) and I'd like to get candids without getting too close. I'm split ...
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5answers
796 views

How long would a camera battery last unused?

I discovered an old camera (canon powershot a3300 is if it helps) that i stopped using about 8-10 years ago. I lost the battery charger but found one online that i could buy. Just wanted to know if ...
2
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2answers
985 views

Is there a mobile app that can simulate the Canon bluetooth remote?

On newer Canon cameras (such as the 200D that I own) there is no longer the option to use the IR remote. Instead you have to buy a special Bluetooth remote (the Canon BR-E1) that costs $50 and is ...
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2answers
479 views

What color are actual LEDs used in the 430EXii Speedlite's AF-assist?

I've discovered consistent focus problems using Rebel XSi + 430EXii + Tamron 28-75. I confirmed this is a common problem which occurs when the Speedlite's AF-Assist is enabled. Some have suggested ...
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2answers
292 views

How do I change the ISO and shutter speed settings in Aperture Priority mode on a Canon DSLR?

I am looking to change the ISO settings and shutter speed during the Aperture Mode in my Canon 77D. I am not able to see this screen on my camera.  Can someone help me with this?
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2answers
538 views

Both my camera (Canon 6D mkII) and my raw processing app (Lightroom) can do “Lens aberration correction”. Which should I use?

I mostly take pictures in RAW with a Canon 6D Mk II before processing them into Adobe Lightroom. I've historically always used Adobe's "Lens Correction" feature to automatically detect the ...
1
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2answers
340 views

What is the mount on an old lens that says “For Canon” with patent number 3500735?

I'm trying to find the correct lens mount or adapter to use with my Canon T3i. The mount has patent number 3500735 and says "For Canon".
2
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1answer
281 views

How can I set the power of a Canon 580ex ii with a Godox x1 trigger?

I have an x1 trigger and receiver set for Canon and a 580ex ii. I don't know how to control the power of the flash through the trigger. I also have a Godox v860ii and setting its power through the ...
0
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1answer
730 views

Canon EOS R recording time [closed]

I’m looking at buying the Canon EOS R. I’ll want to use it for recording stage shows, which will last longer than 29:59 minutes long. Is it possible to record on this camera longer than 29:59 in one ...
2
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3answers
384 views

Canon AE1 Program rewind crank screw hole, what size?

I have a Canon AE-1 Program with a missing rewind crank. Can't find a replacement anywhere online, thinking of trying to rig something on my own. There is a threaded hole in the center of the ASA ...
2
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2answers
1k views

Yongnuo 685 showing “hot”

I was shooting a wedding yesterday and was using one of my YN685's extensively during the getting ready session. The flash showed "hot" about halfway through. I never had this happen before but I took ...
7
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10answers
5k views

Why can't I shoot with a fast shutter speed with my continuous light at max power?

I would like to ensure a sharp focus of my object when shooting overhead (both object and background in focus). However, when shooting in manual at f/8.0 and ISO100 my shutter speed has to be 1/4 for ...
3
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2answers
3k views

Why do I have to press the shutter button twice to take a photo with my Canon DSLR?

I have a problem with my DSLR, a Canon 70D. When I push the shutter button to take a photo, I need to push it once more to take a single shot. The AF mode is not on self-timer. What could be wrong?
0
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1answer
260 views

How does Dual Pixel Raw work

My Canon EOS R has a feature called Dual Pixel Raw. From my understanding, each pixel on the sensor is split in two and the stored as two parallel Raw files in one "physical" file. Specialized ...

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