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Flash is a device which provides additional light to a scene. It can be used to help fill in a dark area of a photo, to provide light if there isn't sufficient light to begin with, or it can help to improve the composition of a particular photo, by creating your own source of light.

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9
votes
3answers
5k views

How would one remove yellow eyes instead of red eyes?

On a recent trip to Madagascar, we were able to capture some interesting animals during the night, where of course we used flash. The following photo is not made by me... ...
9
votes
3answers
944 views

Group shots on a bright sunny day?

What are some techniques for getting good group pictures (3-8 people, say) on a bright sunny day? I've found shade to be difficult, because someone will invariably have a splash of harsh sun across ...
7
votes
4answers
777 views

How limiting are the line-of-sight requirements of Canon's optical wireless flash system?

I have a Canon 7D and 580EX II Speedlite, and am trying to make the jump into flash photography, particularly portrait work. I understand that the 7D's wireless trigger works by line-of-sight. Will ...
7
votes
4answers
293 views

How do I start using a hotshoe flash?

I've just been given a Sigma EF-500 DG ST flash unit. I've not really had much experience using flash. How can I get started? Are there any good learning resources?
6
votes
1answer
784 views

Why does the camera default to ISO 400 in auto ISO mode with flash?

I've observed this behaviour on my Canon 550D, and I was wondering why it didn't use a lower or even variable ISO. I'm not sure if this is a camera/brand specific setting. Is there any particular ...
6
votes
4answers
770 views

Does adding additional strobes cumulatively add to the flash power?

I've been reading articles that talk about using multiple strobes next to each other, all pointing in the same direction: as a means to add more light over what one flash can do. Does the addition of ...
5
votes
5answers
2k views

When and why should I consider buying a speedlight/external flash?

I am just a hobbyist in photography. And I do not have specific interest areas (as of now). So while looking for different things to try with photography, I kept coming across things which require use ...
5
votes
8answers
1k views

Ways to soften an onboard flash?

What can be done to soften the direct light from an onboard flash? I know there are diffusers available for external flash units, but I'm not aware of such a solution for an onboard flash, such as on ...
5
votes
1answer
1k views

What are good situations to use Canon Multi-Flash feature?

What can be done with the MULTI-Flash feature of a 580ex II flash? What are good situations to use this feature?
3
votes
3answers
467 views

How can I get nice, vivid colors in food photography without blown-out brightness from the flash?

Whenever I click pictures of people and food using flash, the whole picture becomes bright. When I click without flash, the camera takes in the light from the surroundings and gives me a monotonous ...
2
votes
3answers
207 views

Where should one go in terms of equipment for event shooting after a D7000 kit?

I'm still new at photography -- really, it is going to be a long while before I can get close to the potential out of the D7000 kit. However, Microsoft recently has been giving me the opportunity to ...
12
votes
7answers
4k views

Why does using flash sometimes create these white spots in the photo?

I have an Olympus FE-190. When I take a picture, with flash on Digital Image Stabilizer (DIS) mode, I get white spots in pictures. This doesn't happen always. There is only an option called Pixel ...
12
votes
2answers
6k views

How can I get a black background in daylight using flash sync speed with no extra gear?

I have seen sports photography where the background is completely wiped out (black) during daylight. I'm trying to achieve a similar (pure black background) effect with no extra gear, just a DSLR ...
8
votes
5answers
1k views

What is a good softbox for small hotshoe flash?

What are the good softboxes for a small flash like a Canon Speedlite 430EX, for example?
7
votes
2answers
1k views

Why does my old Quantaray flash not work on my newer Canon DSLR?

I have an older Quantaray QTB-7500A flash with the Canon TTL module. I used this with my old Canon EOS Elan 35mm which died a few years back. I recently bought a Canon Rebel XSi, because I could use ...
7
votes
2answers
672 views

What does UV coating do for a flash tube?

For studio portrait lighting, is it better to have a UV coated flashtube, or a clear flashtube, and why? Does it make a difference what ambient light there is?
6
votes
3answers
599 views

Can using an old flash damage a new DSLR if it never fired?

my daughter found my old flash (20+ years old) and tried it on her canon T3i. It didn't recognize it and it never fired, but she tried the shutter button. Could this have damaged her camera even if it ...
6
votes
2answers
3k views

I cannot open the internal flash on my Canon 60D camera; how do I fix it?

I tried opening the internal flash on my Canon 60D camera the other day and it didn't open at all. I couldn't understand why. After messing around in the menus, I found out that the camera thinks that ...
6
votes
4answers
474 views

In low light, does it make sense to use a normal house light bulb instead of a flash?

Actually, yesterday I shot a photograph indoors with a tubelight (on the wall) and a flash on. The results were "too" boring. The flash had robbed away all the natural looks of the scene. Does ...
6
votes
3answers
1k views

What post-processing methods work best to “fix” photos that are blown out from flash?

Even when bouncing flash off the ceiling or nearby walls, you can occasionally blow out or overexpose a picture. What methods work best in Lightroom 3 or other software to reduce or eliminate the ...
6
votes
5answers
405 views

What is needed for a photoshoot in a concert?

I have been invited to take some photos from an ensemble in a conservatory. I do photography a lot, but mostly outdoors and this is going to be my first experience. I have a Canon 50D with 2 lenses: ...
5
votes
1answer
182 views

Multiple flashes with different trigger voltages

I have the following: Nikon D3100 (max 250V trigger voltage) Vivitar 2600 flash (148V trigger voltage*) Yongnuo YN465 flash (6V trigger voltage) Hot shoe universal translators** I'd like to use ...
5
votes
3answers
1k views

Why does using my slave flash darken the image?

Why does my slave flash at full power actually seem to darken the image? The camera (Lumix G1) is set to M-Mode, forced flash at -2, f6, 1/30s. I set my external flash (Nissin Di466 FT) to slave mode ...
4
votes
3answers
178 views

Does the wide-angle diffuser on a flash help reduce hotspots when used in a small softbox?

Many speedlight-style flashes have a pull-out / flip-down wide angle panel built in. This isn't really meant as a light modifier, but is intended to help the flash provide better coverage at wide ...
4
votes
2answers
135 views

Does a flash's TTL automatically adjust as I change its location?

I just bought a radio trigger for my flash. I was just wondering if I understood TTL correctly, as I move the flash around and changes the distance does TTL automatically try to compensate (assuming ...
4
votes
3answers
170 views

What are the most important features to look for in a low budget hotshoe flash and why?

When trying to get started with flash photography, there are a lot of new options, features and techniques that a photographer gets thrown in to. When starting on a budget, what features will give a ...
4
votes
1answer
231 views

How does dragging the shutter work?

I am reading a photography book which talk about dragging the shutter when a flash is used. It just tell me how to do this trick but doesn't explain why. Can someone here tell me more about how it ...
4
votes
3answers
1k views

How does commander mode on a Nikon camera body differ from commander mode a on SB-700 Speedlight?

My Nikon D80 and new Nikon SB-700 both offer Commander mode. I have two questions: When NOT in wireless mode (that is, when the flash is plugged into the hot shoe either directly or with a cable), ...
4
votes
5answers
2k views

What third-party speedlite/flashes are available for Nikon?

I'm looking for a flash with a budget of < $200. I have a Nikon D3100, and I'm a beginner with photography, who is taking some classes and wants some flexibility with a decent bounce flash. I was ...
3
votes
5answers
256 views

Does TTL by definition overexpose your subject? [duplicate]

So I'm only beginning to learn TTL but from what I understand the preflash determines how much flash power to use. But the camera already exposes everything correctly for the entire scene (assuming ...
3
votes
2answers
2k views

Canon 430EX vs 580EX vs 600EX-RT

I'm considering buying a flash for my Canon DSLR. I noticed the 600EX recently came out. Do you have any suggestions/opinions about the pros and cons of the new 600 flash versus the other two?
3
votes
1answer
349 views

Is there a radio flash control system for Olympus that allows setting flash power from the camera?

One of the main advantages of optical wireless flash control systems is that they don't require anything extra: at least with many cameras, they work with the built-in flash, and can often control ...
3
votes
2answers
555 views

What features should one look for when selecting a flash?

I have been thinking of getting a flash to improve my low light photography (particularly indoors). However, there seem to be a number of different models available at similar price points (budget of ...
2
votes
4answers
187 views

Which flash modes use the least power?

Cameras have a variety of flash modes (e.g. Fill-in Flash, Slow Shutter Flash, High-Speed Sync, Rear Curtain Sync, Slow Sync Flash, etc..) So, which are the flash modes that use the least power ...
2
votes
6answers
433 views

What is the most effective way to get soft light from hotshoe flash indoors?

I'm thinking of getting a flash for better indoor pictures. I was looking at the 430EX Speedlite as a good unit in budget, but still having lots of capability. How do I use this most effectively ...
2
votes
1answer
501 views

What is the relationship between Guide Number and flash power level?

From this post, I understand that the flash guide number (GN) is given by the following formula: Guide Number = Shooting Distance × f-number ÷ ISO factor I'm assuming that the GN calculated via the ...
1
vote
1answer
677 views

nikon d3100 built in flash not working

I’ve been using my D3100 for awhile now. Today I took a few pictures using the flash and everything worked fine. After that I spent some time exploring menu set-up options and played with a few ...
1
vote
5answers
251 views

What exactly does TTL flash sets its power to?

I understand that TTL flash means the flash will preflash and try to calculate the right exposure for that particular scene. That part makes sense, but what exactly is the "right exposure"? Does it ...
1
vote
3answers
187 views

What flash unit should I choose for taking photos on a night boat cruise?

I'm going to a boat cruise tonight in London. With the following kit to choose from: Nikon D7000 Nikkor 35mm f/1.8 Nikkor 16-85mm f/3.5-5.6 Nikon SB-400 Yongnuo YN-465 I need to make a choice ...
0
votes
3answers
472 views

What to look out for in indoor restaurant photography?

I'm tasked with documenting a company event we are hosting in an restaurant. As you can see the place is lighted but I'm sure it's still consider dark for photography. I'm not a professional ...