Thursday, August 02, 2007

StudioLighting.net Web Video: Balancing Flash and Ambient

Bill and Ed over at StudioLighting.net have a new video section, with the first installment showing how to balance flash and ambient. They frame it in terms of "key shifting," but it covers many of the same concepts.

Lots of other good stuff on the site, too: podcasts, tutorials, equipment, etc. Well worth some time clicking around.

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14 Comments:

Anonymous Andrew Smith said...

That video will be incredibly useful for anyone learning about lighting. It took me months to learn what that video would have taught me in five minutes. The second episode is already up on Mark's blog:

http://blog.snapfactory.com/PermaLink,guid,a742e837-5087-4728-af6a-4fbfd9f48f17.aspx

August 02, 2007 1:21 PM  
Anonymous fadi3 said...

That was a great video. Thanks David.

August 02, 2007 1:23 PM  
Blogger Avlor said...

I was wondering why if I had a shutter speed of above 1/200th of a sec that I only had light in part of the picture. Yay, I get it!

August 02, 2007 2:42 PM  
Anonymous Anonymous said...

FINALLY I UNDERSTAND AHHHH
*giggles*

Im gonna go try this now.
I never was able to grasp the technique of background exposure shifting, but now I realize that no matter what, the subject will be the same exposure no matter what the shutter speed is since its always the same amount of light hitting it (approx.).

Thanks for posting!

August 02, 2007 3:05 PM  
Blogger Bob Walters said...

Great video except for one small technical error. Early on the photographer says that as the shutter speed increases the curtains move faster. Sure enough the animation shows the curtains moving faster and faster as the shutter speed increases (gets shorter).

Of course, what actually happens is that the speed of the curtains is fixed. As the shutter speed increases, the second shutter simply starts moving across more quickly to close the shutter. The video correctly points out that using shutter speeds above the sync speed results in exposing the sensor (or film) with a moving slit. At higher speeds the slit is simply narrower because the trailing curtain starts across more quickly and follows the leading curtain more closely, but the curtains themselves don't move any faster, contrary to what the photographer says.

Other than that minor point, the info is wonderful and I'm glad you provided the link.

Bob

August 02, 2007 3:18 PM  
Anonymous Anonymous said...

I second what Andrew said. Some things are just much more understandable visually.

That's why I'm anxiously waiting for the Strobist DVD. If it's made the same way, with diagrams and real-time examples, it's going to be the best lighting learning tool ever.

August 02, 2007 4:16 PM  
Anonymous ale said...

uuuh, really nice!

August 02, 2007 7:22 PM  
Anonymous Jeff Geerling said...

The explanation of the first and second curtain was the best I've ever seen! Thanks so much for posting this info.

August 02, 2007 8:30 PM  
Blogger David said...

@Anonymous: The "Best Lighting Learning Tool Ever?"

Oh, yeah, thanks, no pressure there, huh? Actually we shot all afternoon and evening on the DVD stuff, and had a blast.

I am finally learning to forget there is a camera (or two, or three) running and just relax and think out loud. This thins is real work, on so many levels, for such a video newb like myself.

Dunno if it'll be the "best ever," but it will be the best that I can do. I can at least promise that.

-D

August 02, 2007 10:42 PM  
Anonymous Anonymous said...

No pressure at all...but I'll send someone to break you kneecaps if the DVD is not released soon :-D.

After all, you can still photograph with your knees broken.

August 02, 2007 11:03 PM  
Blogger Mark said...

Hey everyone, thanks for the comments. Mark Wallace here, the guy in the video.

Bob - you are absolutely correct. I'll try to post a comment or something to clarify the shutters moving closer, not faster.

Any suggestions for future episodes are appreciated. We're working hard to make these better and more informative.

I'm also going to try to clarify modifying ISO settings in a future episode. Some folks would like more info on that.

Also in the works - rear curtain shutter sync.

Stay tuned...

August 02, 2007 11:33 PM  
Anonymous Brock said...

Sheesh, now I'm gonna feel like the curmudgeon...

I thought the video was fair, at best and incredibly annoying at worst. First, I'd lose that swirling background. Good grief, maybe good for an intro but ALL the way through the video? I damn near cheered when they cut the parking lot just because they lost that annoying background.

Next, lose the music soundtrack when you're out in the parking lot, just because you CAN use a music backdrop doesn't mean you HAVE to.

And, last but not least, while I'm glad that people "got it" about the light balancing concept, I thought it the presentation was rather poorly done.

I much preferred the way David explained it in Lighting 101. That said, I will admit to having to have read that section of Lighting 101 a couple of times before I got it... however, it was ONLY when actually "got out into the parking lot" myself and started putting the theory into practice that it made real sense.

I suppose this video could be good for some (and obviously it is) but I vote for the instruction David provided here. And I don't say that to be mean spirited toward these other guys. Just my opinion

August 03, 2007 12:36 AM  
Anonymous Anonymous said...

Brock,

Your comments make you seem like quite a tool.

Hmmm...Let me get this straight. Somebody goes and makes a fantastic video like that, provides it FREE of charge to everyone, and you have the balls to complain about esoteric details? The fact is, after ten years as a photo teacher, I've never seen a better explanation of this important concept (and certainly never been able to create one myself.)

Please be sure to let everyone know when you're first instructional video is ready and...er...what? ...you don't know how to make video? ...You don't have anything better to add?

Well then, get your money back and close it!

August 03, 2007 4:41 PM  
Anonymous Chris said...

Yeah... good stuff this!

David - is this the kind of stuff we can expect on your DVD?

August 03, 2007 6:22 PM  

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