From: Terry Holsinger (trhli@sprynet.com)
Date: 04/17/03-11:41:04 AM Z
Hows this:
SERIES IV 13/16" 20.6mm 14mm - 23mm filter
threads
SERIES V 1 3/16" 30.0mm 23mm - 34mm filter
threads
SERIES VI 1 5/8" 41.3mm 35mm - 44mm filter
threads
SERIES VII 2" 50.8mm 43mm - 55m filter
threads
SERIES VIII 2 1/2" 63.5mm 55mm - 65mm filter
threads
SERIES IX 3 1/4" 82.6mm 66mm - 85mm filter
threads
SERIES X 4 1/2" 114.3mm ?
SERIES XI 5 7/16" 138mm ?
from the following url:
http://www.ofgb.org/reference/Photography/reference/Series%20Filter%20Sizes.txt
or this url:
http://medfmt.8k.com/bronfiltersp.html#series
Terry H.
"Jeff Foster, CCS Open System Group" wrote:
>
> hi,
> does anyone know a rough estimate of
> a series 5,6 and 7 filter? is 7 close to 49mm or 52mm?
>
> I know I would need a adapter ring to attach to lens but I want to get as
> close as
> possible to my filter size (49mm)
>
> thanks - Jeff
>
> ----
> Jeff Foster
> 642-8552
> CCS - Open Systems Group
> UC Berkeley
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