Archived posting to the Leica Users Group, 2001/05/17

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Subject: [Leica] OT Movie lenses
From: Malcolm McCullough <MM4@mm-croy.mottmac.com>
Date: Thu, 17 May 2001 10:14:00 +0100

Steve LeHuray wrote:
> The question is, why are cinema zoom lenses so much faster
> than for still cameras? I have three Angenieux cinema zooms, all quite 
fast.
> For example my 9.5mm to 57mm is a f1.9, my 16mm to 44mm is f1.3. Anybody
> know the answer?


They are even faster than that, Steve! You have quoted the T-stops. The 9.5 
to 57 is an f1.6 and the 16 to 44 is an f1.1.

NPRs will never die!

I wonder if anyone has put a  DM 40,000 Z**ss variable prime onto a Pronea 
yet - but, hey, those lenses are optimised for a mere 40 lpmm.

Regards,
Malcolm