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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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4
votes
2answers
153 views

Does the diameter of openings on photographic lighting grids affect brightness?

I was kind of thinking about different grid options considering the depth vs diameter of individual openings and get to a interesting point (at least for me :-) ). Let's consider a very simple home ...
5
votes
4answers
560 views

How to take a picture with subject in focus but with a circular light-trace effect around it?

How to keep the Girls sharp combined with the lighttrace effect? Thank you very much!
2
votes
1answer
199 views

multiple pictures give different shades for same scene and lighting

I am photographing an object 4 cm away from the camera using 5MP phone camera. It is being used in macro mode with fixed ISO 100 setting. Automatic White balance is being used along with ...
4
votes
2answers
141 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 ...
0
votes
1answer
123 views

Which Canon should I buy? [closed]

I've done photography for some months now. I always borrowed an Canon 600D from a friend. Now I got a job as a party and concert photographer. (I need to use an external flash of course.) I'm just ...
1
vote
3answers
218 views

Does Rear Sync really help background exposures in darker rooms?

The "Rear Sync" setting available in some cameras simply causes the flash to fire at the end of the exposure, rather than the beginning. I thought its only purpose is to cause the blur to occur in ...
1
vote
1answer
89 views

How might the flash mode affect the exposure program on a point and shoot film camera? (Agfa Optima Sensor Flash)

I have purchased an Agfa Optima Sensor Flash camera. I've googled and had a read around, including the manual, and have figured out for the most part how I can expect the metering program to work ...
0
votes
2answers
1k views

How to remove external flash stuck on camera body?

Yesterday, after shooting I had to take the lens and flash off the camera body, but my flash 550EX got stuck and I can't get it off the body (EOS 5D). How to take it off? I turned the ring to loosen ...
0
votes
1answer
289 views

How do I fix a Nikon D5000 pop-up flash which won't stay down?

My Nikon D5000 had an accident and the camera flash now doesn't lock properly and instead it keeps popping up. Do you know how to fix this, have any hints on what to look for or if there's any place ...
5
votes
2answers
506 views

Will my SB-600 work off camera with any camera?

I own a Nikon SB-600 flash and no camera. Now, looking for a new camera, I want to know if I could trigger the flash from another non-Nikon camera body. I never use it on camera and therefore I ...
5
votes
5answers
246 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 ...
0
votes
2answers
395 views

What is the minimum cost “automatic” flash that I can sensibly use with a Nikon D700

This is not intended to be a typical "equipment recommendation" question. The answer should be moderately stable and potentially useful to others. Short: To meet a one off need I want to buy a ...
4
votes
3answers
891 views

How do TTL flash metering systems calculate how much power is needed?

Does anyone know how TTL calculates the amount of power to put in after the preflash is done? I understand that the value is somewhat brand specific, but what is the general logic? Because if you ...
0
votes
0answers
59 views

Why does my flash have lower power in automatic than in manual? [duplicate]

I have a Sony HVL-43AM flash. I've found that when I'm in automatic mode, when I dial the flash exposure compensation to -2EV I was able to get a much weaker flash than if I went manual with the flash ...
2
votes
2answers
158 views

How does high speed sync mode work?

Some flash units have a high speed sync mode, that allow a camera to take a photograph with the flash while using a shutter speed that exceeds the X-sync speed. The photo won't appear with improper ...
0
votes
1answer
99 views

When would I use rear curtain instead of front curtain sync? [duplicate]

What are examples of circumstances where rear curtain sync would be preferable to front curtain sync flash?
1
vote
2answers
217 views

Can Phottix Odin flash trigger work in tandem with Nikons CLS?

I'm wondering whether it is possible to still use the built-in flash while using the Phottix Odin mounted (and using it) on my Nikon camera. Physically, it seems to me that since the Odin is built ...
3
votes
2answers
351 views

How to avoid shadows under the eyes when using bounce flash?

How can I avoid shadows under the eyes when I am bouncing flash? The first picture below, using bounced flash, came out horrible. The second picture, using direct flash, has no shadows under the eyes. ...
0
votes
1answer
581 views

Why isn't my camera's internal light meter adjusting for my external flash?

I have a Canon T3 / 1100D and I just bought a Neewer TT560 Speedlite external flash which connects to my camera's hot shoe. The camera's light meter adjusts appropriately when the internal flash is ...
1
vote
2answers
152 views

How do you meter for the effects of a TTL flash

I'm experimenting with a shoe mounted flash at the moment. It's a TTL flash and yet the metering doesn't seem to account for the fact the flash will fire, making judging the correct exposure ...
0
votes
0answers
44 views

I'm experimenting with film and flash [duplicate]

ok i am taking a photos with a Pentax ZX-5 camera with black and white 400 film and i just got a promaster FTD 5200 flash and i dont know when and where i should use it. and what shutter and aperture ...
1
vote
5answers
280 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 ...
3
votes
4answers
1k views

How do I best use a pop-up flash for indoor birthday parties?

I just took photos of a two year old birthday party indoors at a Chucky Cheese. Just bought the Puffer for my flash, as the photography studio said it would be good for the birthday party. I tried ...
1
vote
1answer
207 views

How to do Low Key Photography with Sony A57 Camera?

I have a Sony A57 and a Sony HVL-43 flash. I have been trying low key photography wirelessly, but I am struggling with the settings. I've followed settings from other sources I have found, and I have ...
5
votes
2answers
543 views

What are the functions of the extra contact points on a Canon hotshoe?

I am wondering about the 5 contact points on the top of the Canon camera for the flash. The flash I am putting on this camera has only the center contact. What are the functions of all these other ...
1
vote
6answers
216 views

photo using no flash

I've been put into a situation where I have been asked to photograph a party in a hall where there is virtually no light. I want the photos to have a very dark backgound but the person stands out how ...
5
votes
5answers
4k 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 ...
3
votes
2answers
3k 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?
0
votes
3answers
2k views

What are general rules for ISO settings when using a flash?

I am trying to stop using the auto mode. I think I sort of understand the following ISO rules: Use an ISO of 100 or 200 when taking photographs outside in sunny conditions. If the sky is overcast ...
2
votes
4answers
192 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 ...
5
votes
3answers
788 views

How long will the bulb last in the flash of a compact or DSLR?

Compact cameras and DSLRs have built in flashes. And DSLRs have external flashes that you can attach. How do I know how long the bulb in the compact camera flash will last? (e.g. how many more ...
0
votes
4answers
367 views

Fire speedlite 580ex with on camera flash (without transmitter)

I have been looking at the instructions for the speedlite 580ex here for any idea how to fire the flash from the built in camera flash, but it has not helped. Does anybody know if it is possible to ...
1
vote
7answers
2k views

What could cause severe under-exposure when using a Canon 5D Mark III with Speedlite 600EX-RT with Evaluative E-TTL2 metering?

I recently purchased a Speedlite 600EX-RT for use with my 5D Mark III. I'm shooting with a 17-40 f4/L lens. Particularly when using the flash in the standard forward position, I get extremely severe ...
0
votes
4answers
381 views

Whats a powerful Waterproof flash?

Based on recommendations in a previous question, i'm now looking at purchasing a couple of powerful flashes. As far as i understand, almost all flash units are not waterproof at all. Since i take my ...
5
votes
1answer
213 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 ...
2
votes
4answers
738 views

Does quality of light vary in different studio strobes and speedlites?

I wonder what you think about the quality of light in studio flashes or portable speedlites? The first time I used speedlites, the light was very good. Then I purchased an Elinchrom D-Lite kit. My ...
1
vote
1answer
207 views

Does anyone make a flash diffuser for the Canon Macro Twin?

I'm currently looking for a flash diffuser for the Canon Macro Twin MT-24EX. I see that many people make their own. However, I'm not very good about building stuff. Is there anything available in the ...
5
votes
2answers
373 views

What is term for the opposite of “Dragging the Shutter”?

My first helpful experiments with flash started after taking a seminar with Scott Kelby on the subject. I don't recall him mentioning dragging the shutter (but he may have). But, I do recall him ...
1
vote
5answers
200 views

Is it worth bringing a flash for a backpacking trip?

I'm going on my honeymoon to Thailand, Cambodia and Vietnam in June for 4 weeks. I'll bring my Canon t3i + 15-55mm and a 55-250mm lens. This will be my first travel like this and I definitely want ...
4
votes
2answers
380 views

Is it necessary to have a macro ring flash to take macro photos?

I just got a macro lens but it turns out the subject is not bright enough. I am wondering if I need to buy a macro flash for macro photography? The flash seems expensive and I am wondering if it is ...
0
votes
0answers
62 views

Can camera flash damage your eye? [duplicate]

Possible Duplicate: Is camera flash actually harmful to infants or newborns? Camera flash are pretty strong these days and while adults find direct flash unpleasant, perhaps it is powerful ...
5
votes
3answers
434 views

How do I get started with off camera flash in the Canon ecosystem?

This is a very basic question, and I have looked through different resources including the Strobist Lighting 101 tutorial and a few books (Scott Kelby, Neil van Niekerk). Some of the limitations I ...
4
votes
1answer
251 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 ...
7
votes
3answers
1k views

What does an expensive flash unit buy over a cheap one?

General question: What will I get from an expensive flash unit, that I can't get from a cheap one? Specific example: The $250 Canon Speedlite 430EX II vs. the $50 Neewer TT560. To my naive eye, the ...
2
votes
1answer
2k views

Why won't my D3100 won't take flash pictures even when focused?

Recently my camera has randomly stopped letting me take photos on settings that have a flash or have a flash option. It will let the camera focus and it will make a click sound like it is ready to ...
2
votes
1answer
292 views

How to disable infrared focus assist beam on my YN568ex

I recently got a YN568ex speedlight and every time I focus, the infrared focus assist beam lights up. This is great for low light situations but I want to be able to turn it off when there's enough ...
4
votes
3answers
2k views

How does Yongnuo RF-603c compare with Cactus V5 wireless trigger?

I have the chance to pick up a set of second hand Yongnuo RF-603c or Cactus V5 wireless flash triggers for more or less an equal price. My plan is to use those triggers in combination with a ...
3
votes
2answers
2k views

What is the difference between a “slave flash” and “master flash”?

My Nissin Di866 II flashgun supports operation in both "slave flash" and "master flash" mode. The former I know needs to be used with a Nikon DSLR's "Flash Commmander" mode. What's the latter mode? ...
2
votes
1answer
294 views

Optimal flash settings for macro photography (Nikon SB-900 + softbox)

I'm using a Nikon SB-900 along with a softbox when photographing macro (1:1). What I would like to know is what flash mode that would fit this setup best. Should i simply set it to "M" and adjust it ...
2
votes
3answers
242 views

Why does my Cowboystudio NPT-04 not trigger flash with Live View on Canon T3i?

I just purchased a Cowboystudio flash trigger, model NPT-04 to use on my Canon T3i with a Canon 430 EX ii Speedlite. It seems to only work when looking through the viewfinder- if live view is on ...