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

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24
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9answers
14k views

Why there is no Canon 50mm *IS* lens?

Canon's 50mm prime lenses are all non-IS (Image Stabilization) for some reason. Considering the popularity of these range primes, shouldn't Canon be interested in shipping a new, optically improved IS ...
0
votes
0answers
27 views

disk not readable in El Capitan/EOS 6D

Connecting camera via usb or via card reader this message comes up. I've upgraded to Photoshop Elements 14 and also get the same result with Canon software. How can I solve this?
0
votes
2answers
73 views

Can a third-party flash made for Canon be used on a Contax G1?

Is it feasibly possible to attach a third party Flash made for Canon on a Contax G1?
0
votes
3answers
9k views

How do I determine the shutter count on a EOS 60D body?

I'm selling a 60D body, and I want to check the reported shutter-release count. But I can't find it on the menu anywhere. Does someone know how to find it? Note that the next assigned filename is not ...
0
votes
3answers
358 views

EOS-1N (Film SLR) - Set aperture with modern EF lenses?

Can this camera set the aperture with modern EF lenses, or do I have to get lenses that allow me to set the aperture with a ring on the lens? And if anyone knows how this camera compares to the EOS ...
1
vote
1answer
43 views

Can I trigger Yongnuo YN-622N and YN-622C together at the same time?

I am a Nikon user and my friend uses Canon. If we use Yongnuo YN-622N & YN-622C can we trigger both the Nikon and Canon flashes at the same time?
0
votes
1answer
44 views

Can you adjust Aperture in [Tv] mode on a PowerShot G7 X?

I do not own a PowerShot G7 X, but my friend does. We want to know if it is possible to adjust the aperture when in [Tv] mode, so that she can try for milky water on a waterfall. Is this possible?
7
votes
6answers
11k views

Why did Canon come up with APS-H and why did the top-of-the-line 1D's *still* use it and 1.3x crop, when FF existed for four years (the 5D)?

With the 1.5/1.6X (APS-C/DX) crop factors and full frame just about ubiquitous these days in the digital world -- why hadn't Canon's top-of-the-line 1D's moved to FF sooner? It took four years! Is ...
5
votes
4answers
173 views

Where can I find the maximum camera weight for my lens?

I have a somewhat unique question here, and I haven't been able to get a clear answer elsewhere. There is a question with a similar title, only with the camera and lens terms swapped. My question is ...
2
votes
0answers
49 views

Integrating a microscope, Camera and Electronic shutter

This is an optical engineering question rather than anything else. So I beg for your patience. I have an inverted microscope which we are trying to do some cancer research with to image cells. Since ...
0
votes
1answer
41 views

Canon 1200D kit lenses vs. XSi kit lenses. Which should I keep?

I recently purchased a Canon 1200D kit in the UK (from Dixon Travel). I also have an older Canon Rebel XSi kit with similar lenses (purchased in the USA, around 6-7 years ago). I am trying to ...
-1
votes
0answers
23 views

Functions of EOS 7d Mk2 [on hold]

I now have a camera I can be proud of EOS 7d mk2, I am struggling to get to grips, is there anywhere in the midlands that can show me the basics on how to use some of the functions Hopefully Marco
2
votes
3answers
3k views

What setups work to trigger a Profoto B1 and Canon 600EX-RT Speedlights together from canon body

Given a Profoto B1, a Profoto AIR Remote TTL-C, and some Canon 600EX-RT , what configurations work with triggering these items together. Additional items are allowed (slave triggers, pocket wizards, ...
1
vote
1answer
27 views

Refilling Dye Ink Cartridge with Pigment ink?

will it print ? and how long ? the printer model is canon MG5140
5
votes
4answers
1k views

What are the advantages/disadvantages of sRAW or mRAW files compared to fullsize RAW?

Are there any non-obvious advantages/disadvantages of setting my 7D to use small or medium RAW instead of large? I seldom print pictures, and the way I take photos the sensor is almost never the ...
1
vote
0answers
41 views

How can I increase my compact camera's suboptimal autofocus accuracy?

I own a Canon G1X compact camera which is quite good in my expectations, except that I cannot really be confident in its autofocus accuracy especially in non-optimal light conditions. Manual focus is ...
1
vote
2answers
97 views

How to programme EOS utility to take n number of shots?

I just installed the EOS utility program and wanted to know if it's possible to tell the program to take let's say 10 or 15 or 40 shots in a row, well you get the idea.
4
votes
2answers
4k views

How to emulate the in-camera processing in Lightroom? [duplicate]

I'm a beginner in matters of digital photo processing (and photography for that record). I already know that the RAW file is a dump of raw sensor data with no processing whatsoever applied to it. My ...
0
votes
2answers
84 views

What might cause a Speedlight 380EX to stop syncing correctly?

I have a Canon Speedlight 380EX and some time ago it stopped syncing correctly. Every photo I take comes out dark as if the flash didn't fire. The flash fires, the IR assist beam works as intended and ...
5
votes
3answers
1k views

Are batteries for the Canon XXXD Rebel series interchangeable?

A friend from online recently found out he has an extra battery for an 400D XTi that he can no longer use because he sold the camera. I have a 450D XSi and I was wondering if I could use this battery. ...
6
votes
3answers
7k views

Are there wireless file transfer adapter options for the Canon 550D/T2i?

Is there an equivalent to the wireless adapters available for higher-end Canon DSLRs? The closest thing I have found are the EyeFi cards but was wondering if there are any other alternatives.
0
votes
3answers
80 views

is the delta between a Canon 7d and a Canon 6d worth a) the upgrade price and b) the perks I will lose on the 7d [closed]

I currently have a 7D M1. With a baby on the way, and a little bit of money that's saved, I thought it would spring for a full frame 6d. There are pros and cons to the upgrade. What tools or ...
1
vote
1answer
49 views

How do I enable back-button AF on the 760D

I have an EOS 760D (recently upgraded from a 30D - yay!), and I'm can't find the custom function that allows you to use back-button AF. Does the 760D have this feature at all or has it been omitted? ...
1
vote
1answer
213 views

Why won't my Quantaray teleconverter, which fits my EOS3, mount on my Canon 60D?

I have a Quantary teleconverter that I can use on my Canon EOS3 film camera but it will not attach to my 60D body but it attaches to all my other Canon Lenses. I don't want to force it. It seems like ...
0
votes
1answer
59 views

Which lens hood will fit my Canon 55-250 mm lens?

Which Canon lens hood will fit and is preferred for the Canon 55-250 mm lens? I need it to be reversible.
4
votes
4answers
378 views

How can I connect multiple Canon dSLRs in parallel to a computer?

I want to connect a couple of Canon cameras with my computer in such a way that a single click both captures images and stores them on the computer. I am trying the same in c#. Actually, I have ...
2
votes
2answers
1k views

Do I need a filter to use my Canon EOS 60Da for daylight photography?

Which filter do I need for the 60Da to use it in normal daytime use? Apparently I need a IR filter. Could someone please explain exactly which one I need and perhaps a link to a place I can buy one? ...
1
vote
1answer
183 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 ...
2
votes
1answer
2k views

How to safely disconnect Canon EOS camera from Mac?

I just started using my Canon 500D camera with a Mac. I was expecting to see a new external drive appear in Finder, which I could eject when I need to safely disconnect the camera from the computer. ...
0
votes
4answers
12k views

Canon Rebel XS will not take pictures in AF mode

Recently started having this problem with my Rebel. It's about 4 years old. If it is in AF mode, I will put the button down halfway (like always) to focus, but it will not take an actual picture. It ...
-3
votes
1answer
83 views

Can't decide which lens to get - wide angle vs 18-135mm IS STM [closed]

I can't decide whether I should get 18-135mm IS STM or some wide angle lens, which would cost approximately the same amount of money. I own 18-55mm IS STM and 75-300mm USM. I use Canon EOS 100D. What ...
3
votes
1answer
224 views

Why isn't the LCD display on my Canon 750D flipping when I rotate it?

I'm kind of new to this so sorry if this is kind of a basic question. I have a Canon EOS 750D which has been working just fine. However today when I was going to shoot when I flip the screen around ...
1
vote
1answer
81 views

Yongnuo Sync Question

I have a Canon 5D2, and I'm attempting to use a Yongnuo 560III flash off-camera, with a remote trigger. I'm using the camera in Manual, with the following settings: ISO 320, f7.1, 1 second If I use ...
1
vote
1answer
37 views

Resetting defaults on Canon T3i?

I recently purchased a used Canon T3i at the pawn shop down the street and just wondered, is there any way to reset the camera to it's factory defaults or the way it came from the factory new? I've ...
3
votes
2answers
497 views

Is there a way to use an extender on a Canon EF-S lens?

I own a crop sensor body and naturally have EF-S lenses because of my budget. I am extremely happy with my 55-250 EF-S lens, but it isn't that great for nature photography. Now, I know that EF-S ...
0
votes
0answers
26 views

Experiences or reviews for Kenko TELEPLUS HD DGX 1.4X / 2.0X teleconverter, EF and EF-S?

In 2015 Kenko released the TELEPLUS HD DGX 1.4X and its counterpart TELEPLUS HD DGX 2.0X. They official support EF and EF-S lenses. I could not find an detailed review about these teleconverters. ...
0
votes
1answer
66 views

Can I power a Canon EOS 1200D with mains power instead of battery?

I have a Canon EOS 1200D, which uses LP-E10 batteries. I was wondering if anyone knows of a cable/adapter that can give the camera a continuous power supply from the wall, as I use it for live ...
1
vote
2answers
73 views

Will a 7D II with a 100-400 I and 1.4X I Teleconverter show up in Lightroom

I'm looking at buying a 1.4X Mark I teleconverter (I already have a Tamron one that doesn't register) and was just wondering if anyone knows if the Canon Mark I makes itself known in the metadata
0
votes
1answer
180 views

Why is my Canon Powershot SX500 IS displaying images with negative colouration?

Camera suddenly has negative colouration although not on a negative setting. Nothing to do with the LCD screen as previous photos are displayed in correct colour. Presume it is the lens but am really ...
2
votes
1answer
240 views

Why do I get white images with black vertical stripes?

Apparently my 3 year old Canon EOS 550D is fed up with my style of photography and decided to explore abstract arts instead. All it shows on the LCD and stores on the SD card is this: When I ...
1
vote
3answers
316 views

Old Sigma 18mm lens causes Err 01 on Canon DSLR

I've bought a Sigma 18MM 3.5F Ø72mm Autofocus for a Canon SLR. The thing is that I've got a Canon 40D so I made a mistake I think. The lens only works the aperture is set to f/3.5; any other aperture ...
2
votes
2answers
134 views

Canon EF-S 55-250mm f/4-5.6 IS II causes Err 01 only when zoomed beyond 135mm

I am getting the following error with my EF-S 55-250mm f/4-5.6 IS II lens only when I zoom it beyond 135mm: Err 01 Communications between the camera and lens is faulty. Clean the lens ...
3
votes
2answers
170 views

Why the lights of that photo are too much blue/white in the edges?

yesterday I was taking some pictures from my city during the night and I could not find an explanation regarding the strange edge of blue/white lights. I have the RAW file of it and I've tried to ...
3
votes
2answers
179 views

What is good software for printing with a Canon PIXMA PRO 100?

I have a PIXMA PRO 100, and the print quality is absolutely great. But the software that came with the printer to actually make the prints is terrible — it lacks some very basic print options which ...
3
votes
1answer
7k views

How to resolve Canon Rebel T2i Error 70?

I was shooting video with my Rebel T2i (Canon 50mm 1.4 lens) when I got an error saying: Err 70 Shooting is not possible due to an error. Turn the camera off and on again or re-install the ...
13
votes
4answers
930 views

What was my flash power?

When I am using a Canon flash in the E-TTL mode, how can I tell which flash power the E-TTL magic chose? For example, if I got a correct exposure in the E-TTL mode, can I easily choose the same flash ...
0
votes
1answer
129 views

Apertures required to enable autofocus on Rebel T6s/T6i in Live View?

Your article "What apertures are required to enable autofocus, including cross-type or high-precision focusing, on Canon DSLR cameras?" is most useful. Would the new Canon autofocus technology, in the ...
1
vote
1answer
286 views

Pictures start in focus then go out of focus?

I was recently shooting some surf after a session with my 7d and Tamron 18-270MM F/3.5-6.3 Di II VC PZD. I started shooting while he was in focus, then as he got to the main part of the maneuver the ...
1
vote
4answers
574 views

Why does my Sigma lens make a high-pitched ringing noise on my Canon camera?

I have a Canon EOS T3i 600D. When I use a Canon-branded lens (18-55mm), the camera works well. When I change to the Sigma macro 18-250mm and turn the camera on, I can hear a ringing noise, like ...
4
votes
2answers
801 views

Alternative to EOS Remote app for 6D?

Has anyone found an alternative app for iPhone/iOS that supports the 6D/70D over internal Wi-Fi? I have been vastly disappointed with Canon's EOS Remote and was curious if anyone has found an ...