Re: Another tech question

From: 40 Frames (email suppressed)
Date: Fri Mar 24 2006 - 19:21:35 PST

> Don't many flatbeds (e.g. Steenbecks and
> KEMs) utilize a prism system without a shutter, and therefore without a
> flickering light?

> Jonathan Walley
> Professor, Cinema Department
> Denison University
> Granville, Ohio
> email suppressed

Yes, Steenbecks and KEMs operate without a shutter, instead they employ
a rotating prism (usually 18 or 24 sided). And YES this prism shows a
noticable flicker (even the KEMscope prism which claims to be "flicker


Alain LeTourneau
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