How Bright?

PerroneFord

Deals in Lead
If you are fliming indoors, say for a quasi news press-conference type scene, how bright are you lighting? Is there a lux or footcandle rating that you'd like to see at the talent position?

Thanks.
 
There is no real one level of intenisty you need. The question you are asking is all realative. The scene could be dimly lit yet look blazing if you did a long exposure. What type of camera are you shooting with? The ISO rating of the camera greatly determines how much light you need, as well as how much depth of field you want, and your shutter angle (aka shutter speed). Figure out what those are first....then light your scene.

Most newsrooms use totally flat soft light and the keep the set very bright. CNN type anchors almost have zero texture to their shots. In older newsrooms that don't have much for resources though....many anchors are lit using only frenels. Classic three point lighting is it (sometimes I wonder if TV news lighting directors know of any other lighting styles). An all fresnel approach is also typically 1:1:1 in ratio terms, the backlight might be a bit brighter than the key and fill though. This style will definantly screen Live at 5.

As for post, well, TV News pretty much never tweeks the image....

Hope that helps!
 
I had a feeling my post might not elicit the type of response I wanted. Let me try again.

I am generally shooting 30p with the DVX. Shutter off (so 1/60). With still cameras you'd try to keep the lens in the sweet spot in terms of F-Stop. I assume with the DVX this would be F4.0 or F5.6 or so.

I am not able to do 3-point lighting. What I am hoping for is to find a way to put a couple of fixtures in the room we use most often for this kind of work. There isn't the provision for a backlight or a kicker. I don't need to set a "mood" with the light as this is a "press conference" type of feel. Presenter at a podium, live audience, and broadcast audience.

My camera position is about 12ft from the presenter podium. So really what I am hoping to do is to get some guidance that says, try to have 400-800 lux at the talent for best results. Then I can spec out what fixtures I'll need given the distance of the lights from the talent.

The way it's looking, I should probably just get a couple of 1k Fresnels, key with one, fill with the other, and let it go.

I wish I was doing more artistic work right now that would allow me to have more flexibility with lighting, but I gotta pay the bills first...
 
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