Alley in Pisa, Italy

by Lars Kotthoff

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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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5
votes
3answers
343 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 ...
3
votes
1answer
381 views

How do the Sigma flashes compare to (and work with) Canon flashes on Canon bodies?

Sigma produces some very powerful flashes, like the Sigma EF-610 DG ST and Sigma EF-610 DG Super, that cost a fraction of what Canon charges for their Speedlite of same guide number. I'm already ...
2
votes
2answers
244 views

Will the Yongnuo YN560III flash work with Olympus E500?

I am planning to buy Yongnuo YN560III flash to use with my E500 camera. Is it safe to use it? Most of the online pages refer using it with Canon/Nikon. I want to be sure before I buy it. What radio ...
0
votes
1answer
84 views

How can I get two Nikon Speedlight flashes perfectly synced in stroboscope mode?

When trying to freeze a person in motion at several positions, I discovered some synchronization issues with the Speedlight’s stroboscope mode when using several flashes. I use two flashes: an ...
7
votes
1answer
735 views

Are there any accessories that can protect my camera from high voltage flash guns?

I use some older flashes that have a lot higher trigger voltages and may damage my newer cameras if used in the hot shoe mount. Therefore as a precaution I use the PC sync with them instead and mount ...
1
vote
2answers
90 views

What would be the correct way to place strobes to photograph a group of 10 or 12 people in a row?

First thing that comes to mind is placing one flash unit to the right and another to the left, but the subjects in the middle of the row would get light equally from both flashes,in an unflattering ...
3
votes
3answers
219 views

Shooting objects under glass with pop-up flash

I sometimes need to take photos of new devices kept behind glass at trade shows. Currently I have to depend on my camera's in-camera flash. Often the picture is spoilt because of the flash's reflected ...
2
votes
2answers
543 views

How do I set up off-camera flash for wedding receptions?

I'm a wedding photographer working with a Canon 5D Mark II. Previously when photographing weddings, I had been using my Speedlite (600ex-rt) on my camera (ETTL). I'd really like to start learning off ...
2
votes
1answer
182 views

Flash not firing when in live view [duplicate]

I have a Canon 60D and a Yongnuo YN560-III flash, everything works fine normally, but when i go in live view mode the flash doesn't fire Why is that?
1
vote
6answers
281 views

What would be the right way to shoot a portrait in a very dark room with flash?

I have several flash units. Both the shoe-mount type and the "studio" type. The portrait has to be taken in a room that happens to not have windows. It is always dark in there. I can bring a light ...
1
vote
1answer
91 views

How come AF changes the way my flash works?

When I select AF instead of M on my 55-135 canon IS Lens, mounted on my Canon 700D, the flash sort of pops before I finish pressing the button and then again after I press it and it makes this scary ...
0
votes
4answers
294 views

What are the Yongnuo flash naming conventions?

I'm trying to get an idea of which Yongnuo flash will fit my requirements. I'd like to have a flash to pair with my SB-900 with TTL support for use both on and off camera (Nikon CLS-compatible). My ...
3
votes
2answers
78 views

Do flash gels affect flash output?

Will flash gels affect the output of the flash? It seems that your are diffusing it to some extent and would need to compensate for it.
0
votes
1answer
123 views

Will an ND filter lower flash output more than high speed sync?

I understand that both can allow for bigger apertures to be used in bright daylight but I am a little confused about the pros and cons. Will high speed sync lower your flash output more compared to ...
0
votes
3answers
124 views

Canon 550EX and 600EX-RT compatiblity?

How can I trigger a 550EX while using two 600EX-RT's? Is there a way to set it so that the 550EX will just see the flash pop and trigger itself?
3
votes
5answers
220 views

Which Nikon flash will cover the full focal length of a 18-300mm lens?

What's the best external flash for the Nikon 5200 using a AF-S Nikkor 18-300mm lens? I want to make sure the flash covers the length of the lens.
2
votes
2answers
167 views

Adding flash makes picture darker. Why?

I just started experimenting with flashes and was surprised by something, hope someone can explain me what us happening. I have canon 7d with built in flash extended, set to 1/32 power. Also, a flash ...
3
votes
3answers
169 views

How to recognize different lighting color temperatures?

I'm getting my first "real" flash soon, and I've been studying a bit about lighting techniques. However, the flash comes with little colored plastic covers to match the color of the environment's ...
2
votes
0answers
53 views

Promaster Flash Module TTL on a Modern Canon DSLR

I have an old Promaster FTD 5600 flash. These flashes have an interchangeable module that allows it to work with different manufacturers' TTL systems. Right now the flash has a Nikon module; it does ...
1
vote
3answers
405 views

Disadvantages of always using the max flash sync speed?

Is there any disadvantage using the highest possible flash sync speed all the time? Here are my concerns: I have D700 (Nikon) and it's default value for flash sync is 1/250s, while there's an ...
0
votes
2answers
111 views

Buying my first off-camera light. Flash or always on-light? [duplicate]

I am planning to buy my first off-camera light equipment. And am confused between a flash & an always on light source. Can someone point me to a good online resource or share their experience? ...
1
vote
3answers
244 views

Using a diffuser actually made the lighting worse?

I have a well reviewed diffuser called Rogue flash bender. I find that I get worse results using it than not using it at all. I've tested this last night at home. I was at my living door with indoor ...
1
vote
1answer
375 views

How do I configure flash groups on the EOS 70D with Yongnuo YN-622C transceivers?

For a while I've been using a Yongnuo YN-622C transceiver in combination with a 430 EX II on my EOS 70D. Everything works fine so I decided to buy a second 430 EX II and another pair of YN-622Cs. This ...
1
vote
1answer
115 views

Should adjusting Flash Compensation automatically adjust Exposure Compensation in Aperture Priority mode?

My new Nikon D3200 has the rather annoying feature of automatically adjusting my Exposure Compensation whenever I adjust the Flash Compensation (in Aperture Priority mode). I use Exposure comp as a ...
1
vote
3answers
156 views

Fashion Photography Lightning Tips (Location - Ad Hoc - Portable) [closed]

I am looking for some Lightning gear in order to start shooting Fashion Photography on Location. Need something portable and I am not sure if flash would be ideal. I have been thinking about Ring ...
2
votes
1answer
136 views

What flash guide number do I need to underexpose a “sunny” background?

I'm familiar with the maths behind flash usage (guide numbers, etc.). Here's a more practical question that doesn't yet seem to have an answer on photo.se: Consider a subject, outdoors, on a regular ...
4
votes
3answers
354 views

How can I improve the dull colors in my product photography?

I try to shoot some pictures of apparel, lingerie, cometics on a white fluffy rag or a white paper board with a Canon EOS Rebel T2i + a Canon - Speedlite 270EX II External Flash on a tripod in day ...
1
vote
2answers
157 views

onboard flash and external flash, flashing at the same time

Any thoughts as to why my on board and my new speedlight would be flashing at the same time? I have gone through the manuals and nothing seems to suggest a fix.
1
vote
3answers
68 views

Correct flash zoom level for small diffuser box?

I recent bought a Lasolite Ezybox Speed-Lite 22 x 22cm on flash softbox diffuser. I like to try and use manual flash settings where possible (especially on my Yongnuo radio flash which is only ...
3
votes
2answers
208 views

UV-coated vs non-UV-coated flash tube/dome - UV eye hazard?

NOTE: there have been many edits to this question as I understand more and more, so answers might not be totally relevant to the question, sorry for this all... My concern is: all the current flash ...
2
votes
3answers
250 views

How to stop built-in flash from pre-flashing?

Canon T2i keeps shooting pre-flashes; I have set the dial to "MAnual" (M) Im trying to trigger another separate flash optically-wirelessly with the in-camera flash but preflashes cause it to go off ...
0
votes
0answers
49 views

How can I fire a Sigma 610dg Super with a TriggerTrap Flash Adapter?

I have a Sigma 610dg super flash that I wish to trigger with the TriggerTrap flash adapter (tt-fa1). Sadly I cannot make this work. I have tried two different TriggerTrap dongles but the flash never ...
3
votes
3answers
305 views

Why does my Neewer external flash take a long time to recharge?

I am using a Neewer TT520 flash with a Nikon D7000. I am new to flash photography. When I mount it on camera I noticed that at times the flash didn't fire. I've spent some time researching it and ...
1
vote
3answers
198 views

When you shoot flash through an umbrella, does it change the color of the flash light?

Does the umbrella cloth (or whatever material it is made of) act as a filter and modify the original color temperature of flash?
0
votes
2answers
164 views

Why do some umbrellas have black cover instead of silver?

Or what is the use of a black cover instead of a silver one? I have the idea that the black (only) removable cover of some umbrellas is rather an incomplete product. Is that so? I'll try to ...
2
votes
2answers
96 views

Practical difference between TTL and flash sensor

On an speedlite 600EX-RT, what is the practical difference between E-TTL II and Ext. A? I know the technical one, but how does it change flash exposure if you measure through the flash sensor rather ...
3
votes
2answers
417 views

What causes the shadow at the bottom of this photograph?

I just got a new (to me) Nikon D70s to see if the DSLR world is right for me. My dad took this picture of me: In the middle of the bottom there's a rather large semicircle of shadow. Is this caused ...
1
vote
1answer
89 views

Why are relationships among flash and ambient expressed as percentages but among main and fill expressed as ratios?

Why are relationships among flash and ambient expressed as percentages like 10% but among main and fill expressed as ratios like 3 to 1?
2
votes
4answers
150 views

Is this statement By Jim Zuckerman incorrect?

"For the exposure of the foreground, though, the lighting came from the flash only. Therefore, changing the shutter speed didn’t affect the exposure of the subject, since the speed of light is faster ...
0
votes
1answer
108 views

Low light photography: which avenue of gear improvement? [closed]

When you see something to be desired in your photo, it can be as much your technique as the limitation in your gear. But I'm pretty confident that I've hit the limitation of my gear for low available ...
1
vote
2answers
294 views

Why isn't my Canon Speedlite 580 working on my 5D Mark II?

I was shooting at night and my flash was working perfectly, all of a sudden I tried taking another picture and it stopped working. I was using it on ETTL mode, the pictures looked underexposed with no ...
2
votes
2answers
91 views

To get a main to fill lighting 3 to 1 ratio you divide your main f/ number by 3?

I have read this information off a popular Photography site ; I am confused because I tought that for a ratio of 3:1 you need to set your main light to say: f/8 and your fill only one full stop down, ...
0
votes
2answers
92 views

Canon Flash Slave: 550 or 430 ex ii

I have a Canon 580 exii, now i am looking for a cheap slave either canon 430 mark ii or canon 550. not sure what should i pick?
0
votes
2answers
52 views

Why won't shutter release when in flash mode?

I bought a used Nikon D3100 and cannot get the shutter to release in flash mode. The camera works great as long as it is not calling for flash. Not sure what to try or do.
1
vote
3answers
200 views

Is this tutorial about fill flash percentage wrong?

I saw an interactive tutorial at http://www.sekonic.com/classroom/fillflashtutorial.aspx,, it talks about how to control the proportion of fill flash relative to ambient light. In it, they illustrate ...
0
votes
2answers
166 views

How can I use a wireless trigger with a Sigma flash and a Nikon D3000?

I have a Nikon d3000 - jjc wireless flash trigger kit & Sigma EF 500 flash. I have a hotshoe & tripod also. I can get it to work together only when I am less than a foot away. I have 2 sets of ...
1
vote
1answer
137 views

Can I configure my Sony A57 screen and viewfinder display to brighten with a manual flash, just like with the popup flash?

When I pop up the built-in flash on my Sony Alpha 57, the LCD and electronic viewfinder brighten up a lot, so I can focus properly in low light situations. However, when I put on my Yongnuo 560 mkII, ...
1
vote
1answer
93 views

Why does my flash keep turning itself off?

I attached my Canon 580EX flash to my Canon 6D this evening to take some Halloween shots. Although body and flash usually work seamlessly together, tonight I noticed that the flash kept turning itself ...
1
vote
1answer
1k 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
2answers
215 views

PC Terminal vs Hot Shoe

It says here, PC Terminal and Hot Shoe are both types of flash sync connections. If that so, then what are their differences and primary uses? I'm a little confused about it because I understand ...