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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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5
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3answers
2k views

Best lens for taking pictures of surfers

I'm just trying to decide which new lens to get. I need to take surf and windsurf photos from onshore. Sometimes 300 mm is enough but there are many times they are too far away. I have a sigma 70-300 ...
1
vote
2answers
202 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 ...
0
votes
1answer
306 views

Replace Canon 400D with 500/550/600/650/700? [closed]

I have my Canon 400D (Rebel XTi) for around six years by now and have always been very happy with it. However, several small things are annoying me by now: It uses some ancient memory card format ...
0
votes
0answers
130 views

Why does my Canon Powershot A3300 IS lens cover sometimes remain shut?

When I put on the camera, although the lens extends out, it takes a while to open and sometimes does not open and any photo taken comes black because the lens is shut! Its a huge disappointment ...
0
votes
1answer
119 views

Canon camera DIY repair

I have a digital rebel XT, an 18-55mm, and 75-300mm lens, all by Canon. Everything has saltwater damage. I'm aware that it's cheaper to just replace it all, but I was fiddling around with it, testing ...
0
votes
1answer
112 views

How long batteries last with 5DMIII off?

I have a 5DMIII with genuine Canon batteries and genuine battery grip. With the camera turned off, I found that two batteries (in the grip) last for about 10 days, maybe more but I never tested. Did ...
1
vote
2answers
5k views

Older Lightroom and newer Camera (e.g. Lightroom 4.4 and EOS 70D) - will it work?

Currently I'm using Lightroom 4.4 and I do not plan to upgrade at the moment. But I want to buy the new EOS 70D. Today I read that Lightroom 5.2 will support the EOS 70D raw-format. So what did this ...
1
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4answers
1k views

Does Canon 450D (Rebel XSi) have TTL ratio control over the menu?

There is "External flash control" section in the camera's menu. However it is not accessible if you have no external TTL flash on hand. How can I find out is there ability to change the output power ...
2
votes
2answers
273 views

What's the difference between Canon's two Portrait (and Landscape) settings?

On my Canon EOS 700D, I have a couple of possibilities for portraits (ditto landscapes etc.): Portrait Mode Dial / "Basic Zone mode" explained as blur background (so equiv. to Av with large ...
0
votes
4answers
578 views

Shooting 50mm EF vs EF-S

I have a Canon EOS 550D with a APS-C sensor. I have two lenses, (1) Canon EF-S 18-135mm f/3.5-5.6 IS and the (2) Canon EF 50mm f/1.8 Mk II. If I use the 50mm focal length in the first EF-S lens... I ...
8
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4answers
776 views

How much does 1 mm get you in a wide-angle lens?

I'm looking at a Canon 17-40 mm wide angle lens, and I don't understand why anyone would buy it. EFS18-55mm II is the standard Canon 18-55 mm lens that DSLRs come with, and it seems almost as ...
1
vote
3answers
194 views

Should the INFO display show the status of both batteries in a Canon battery grip?

I have a 5DMIII with battery grip by canon. By pressing the INFO button, I can only see the status of one battery. Am I not supposed to be able to see the status of both batteries in the grip?
1
vote
3answers
155 views

Canon Rebel XSi camera not sharp and colorful images

Shots look dull and unimpressive. I can get better shots with my cell phone.The setting is User defined Standard. Should I change setting ?
1
vote
3answers
8k views

How can I open CR2 files with Photoshop CS4's ACR?

When I try to open from within Photoshop, through Open as, then Camera Raw, it lists this extension but doesn't open the file. I need an explanation in a "for dummies" version. This is my second day ...
1
vote
3answers
328 views

What wide-angle, high-quality lens should I buy next for travel photography [Canon]?

I do a fair amount of travel photography, but must travel quite light since I leave for months at a time to remote destinations (and carry all my equipment on my back). I'm a semi-pro but really enjoy ...
0
votes
1answer
2k views

How does the Canon EF 100mm f2.8 Macro USM compare to Tamron 90mm Di Vc USD? [duplicate]

I have a Canon Eos 650D. I want to buy a macro lens, both for macro and portrait. Everybody tells me the Canon 100mm is better then Tamron. But Tamron has VC. Which lens is better? Which one do you ...
0
votes
2answers
439 views

Do I need 50mm lens If I have 24-105 lens for canon 6d? [duplicate]

Do I need 50mm lens If I have ef 24-105mm f/4l is usm lens for canon 6d? What should be my next lens? I mostly interested in landscapes.
-1
votes
1answer
107 views

Difference in cameras and lenses [duplicate]

I'm interested in the difference between the following two camera kits: Canon EOS Rebel T3i SLR Camera with EF-S 18-55 IS II lens and EF-S 55-250 f/4-5.6 IS zoom lens Canon EOS Rebel T3i SLR Camera ...
2
votes
2answers
240 views

What factors determine the size of focus step done with remote shooting?

When a DSLR camera is used for remote shooting, corresponding software usually provides very simple way to change focus position: small, medium and large steps forward or backward. This is how it ...
0
votes
2answers
1k 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 ...
0
votes
4answers
212 views

Effective filters for daytime landscape photography?

I do landscape photography, mostly shooting at dawn or dusk, but I never shoot during the day, the light is just too harsh. I've got a single polarizer and a few ND grads, but nothing else. What ...
3
votes
2answers
510 views

Canon lenses sweetspots chart

The question says it all. I am looking for a chart or a table that displays the sweetspots for various Canon lenses. Is there anything available online?
1
vote
1answer
273 views

What is broken on my Canon 450D? Edit: Missing focusing screen and submirror: fixable?

I recently aquired a used Canon 450D, which the previous owner said was broken. I'm new to photography and SLRs so please excuse some of the ignorance following. After digging a bit around the last ...
0
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1answer
33 views

Does the Nexto DS2730 modify files in any way when it imports RAW files?

I am looking at Nexto DS2730 as a portable backup for photos and videos taken with my Canon EOS 7D on CompactFlash memory cards. Having googled and learned portable photo storage (PPS) could modify ...
0
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2answers
114 views

Which Canon compact digital camera should I buy — either A4000 or A2600? [closed]

Which should I buy? ...it is between the Canon A4000 IS or A2600? Technical Benefit Differences of A4000 IS the A2600 lacks I see: 1. More zoom range (8x vs.5x) 2. Optical Image ...
4
votes
6answers
532 views

Why is my Canon 5DMIII draining batteries overnight?

I have a 5DMIII with battery grip (by Canon) and Canon batteries. Since a few days ago, I noticed that, all of the sudden, if I leave the camera unused for, say, one day and turned off, when I turn ...
0
votes
1answer
107 views

Canon G12 vs G7 in dark

Back five years ago, I bought a Canon G7 with an underwater housing. Boy, it was the best technical compact camera I could find at the time, and I have loved it's complexity. One of it's downsides is ...
3
votes
4answers
401 views

Can I trigger a Canon T2i using a webcam that detects motion?

I was wondering if anybody knows of any software for a computer that would use a webcam to monitor an area and tigger a DSLR to take a picture when motion is detected? I'm using a Canon T2i and a ...
2
votes
1answer
169 views

Want my first DSLR…but I'm spoilt for choice [duplicate]

I purchased a Canon SX50 and immediately found I enjoyed photography. It made me happy. Anyway, I am now fortunate enough to be able to buy myself a camera, and I want to make the switch to SLR. I ...
1
vote
4answers
641 views

Will the Canon 5D MK II with 100-400 1:4.5-5.6 work properly with Kenko 1.4 converter?

I'm using 5D MKII body and 100-400 f/4.5-5.6 lens. I want to use a 1.4 converter; will the Kenko converter work and autofocus properly?
1
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3answers
408 views

Will Tamron 70-300mm f/4-5.6 Di VC USD work with Canon t3i?

I wonder if this lenses will work with Canon T3i. The compatibility match on Amazon.com says they may not work but I know very little about the subject.
3
votes
3answers
242 views

Can I repair minor abrasions on my Canon 14mm F2.8 USM front lens element?

My Canon 14mm 2.8 front lens, after a few years of use, has slight marks of abrasion. Very slight bruises. Is is technically possible to recoat this lens to render its original finish? (I discovered ...
1
vote
1answer
122 views

Can I batch set the date on Canon RAW files with a tool? [duplicate]

I have just noticed my cameras date has been wrong for the last month. However it is consistently wrong, so if I work out (or guess) the date and time of the first photograph, is there a tool that ...
6
votes
2answers
268 views

How to get sand out of the sensor?

You know whats fun? Playing with a camera on the beach. You know whats not fun? The aftermath. I don't know how it's managed to get in the actual sensor area, but it has. I have a Canon 5D and I ...
-1
votes
2answers
182 views

Which two lenses would be best for my bag; one telephoto (300mm+) and a portrait/landscape lens? [closed]

I need help on deciding on two good quality lenses. I currently use a Canon 600d body and I would like a lens that will also fit a 5D as I intend to upgrade in the future. Firstly I would like a ...
2
votes
2answers
387 views

What are the differences of sRaw1 and sRaw2?

I'm new to canon systems and I wonder what's the big deal with sRaw1 and sRaw2? I know Raw by nature itself, since in Nikon I shoot in Raw. In canon systems, they have these 3 types of Raw, what are ...
5
votes
4answers
443 views

What are some options for a low-cost, general purpose, travel lens for Canon?

I'm going to be traveling the world for the next few years, and I'd like to buy a new lens for my (ancient) Canon Digital Rebel XT. I'm currently using the Canon "nifty fifty" prime lens, but the ...
1
vote
2answers
580 views

Canon 580EX compatible with xxxEX II flashes?

I've got a Canon 580EX (original, not the II) flash, and now I'm interested in adding a slave flash. I stopped by a camera store this evening to look at the 430EX II, but the salesman advised me that: ...
2
votes
3answers
323 views

Are polarizing filters as useful on normal lenses as they are on wide-angle lenses?

I have seen people using Polarizing filters on many wide angle lenses. Is it worth using a Polarizing Filter on a 40mm 2.8f STM Pancake lens or any other prime lens?
2
votes
1answer
147 views

Canon 40mm STM - The focus cannot be adjusted in manual mode

I bought a new Canon 40mm STM lens and in the Lens Manual it says The focus cannot be adjusted in manual mode. Does it mean that its harmful to rotate the focus ring when the focusing mode is ...
0
votes
3answers
656 views

Why is the view darker through the viewfinder than Live View on a Canon EOS 600D/Rebel T3i with 75-300mm lens?

I have two lenses, the regular one and the 300mm lens. When I put the 300mm lens and try to take a picture through the viewfinder, the view is darker than usual and it won't take the picture. When I ...
1
vote
2answers
1k views

Why is my SDHC card not recognized in the camera or PC after being used with a Raspberry Pi?

I have a Sony Class 4 SDHC Card SF-16C4 that I had been using in a Raspberry Pi and re-formatted as MS-DOS (FAT) and exFAT with disk utility on my Mac and tried it with a Cannon Powershot A560 and a ...
4
votes
5answers
443 views

Out-of-focus areas are not blurry, they're duplicated?

I recently bought a Canon T5i. I covered an event the day I got it, and the photos turned out nicely. Since then, I haven't taken a large batch of photos, until today. My friends and I had a ...
2
votes
1answer
142 views

Why is the image through my reversed lens grey and cloudy?

My camera is canon eos 1100d with stardart kit optics 18-55mm IS II. Yesterday I bought reverse ring KENKO 58mm so the result that I do not see anything in viewfinder, only cloud grey image. ...
-3
votes
2answers
368 views

What are the clues to look at regarding how long Canon's EF/EF-S lens mount might be current? [closed]

I'm interested in buying a new lens for my Canon but am concerned the lens mount might be discontinued soon. The EF-S lens mount was invented in 2003, and the EF mount in 1987 (wikipedia). Electronics ...
0
votes
2answers
184 views

How do I fix my Canon Rebel taking 2 pictures at once after a 10 second delay?

What can I do about this? I don't know the adjustment to make it only take one picture at a time immediately.
3
votes
2answers
251 views

How will an image from my Canon 7D look as an 8' by 8' poster? Will using TIFF over JPEG make a difference?

The organizer of a trade show just asked me if he could use one of the images that I took with my Canon 7D for as a backdrop. He said that he needs to photo in TIFF format, and said that he wants to ...
0
votes
1answer
1k views

“Flash busy” (Canon EOS 1100D) message - When does it happen and why?

Yesterday I faced with a situation where I saw very often the message of "flash busy" with no chance to shoot. As I understand it can happen when battery power to flash is low, but I use only built-in ...
1
vote
2answers
292 views

How to use Canon remote without the timer?

I am using a Canon EOS 500D, and just got a digital remote. How can I set the camera to remote control without the timer on it. Because every time I set it to remote control, it always comes with a ...
1
vote
2answers
669 views

How does Canon 70-200 f/2.8 II compare with Canon 300mm f/2.8 II for image quality for weddings?

I know that I'm comparing apples and oranges here, but this is something that really bothers me. I'm looking to buy my next tele lens, and I'm trying to choose between the two. 70-200 II seems like a ...