RE: [APML] Olympus OM1 and FS102

["Gene Horr" <genehorr@houston.rr.com>]

In addition to the the light cone issue that Don mentioned another
problem is the 42mm for the T-ring.  A widemount has a larger opening
at that point.

Gene Horr
genehorr@houston.rr.com

-----Original Message-----
From: astro-photo-bounces@seds.org
[mailto:astro-photo-bounces@seds.org]On Behalf Of J.E.P.
Sent: Thursday, September 18, 2003 8:07 PM
To: Discussion of Film Astrophotography
Subject: [APML] Olympus OM1 and FS102


O.K.
i need some clarification,
my 2inch adaptor i made up for my "T"-ring, has an opening of 47.68mm,,1.87
inches,
the "T"-ring opening, is 42.92mm,,1.68inches,
so my 2inch snout, is wider than the "T"-ring, on the inside,
,
how will this give me Viginetting, with the FS102,
thanks,
john,

John E. Pike,
Marysville WA.
Where raingear is mandatory,
and
 If it doesn't move it turns "green"
http://home1.gte.net/res0hnzl/index.html
,
,
,
,
,
,

_______________________________________________
Astro-Photo mailing list
Astro-Photo@seds.org
http://seds.org/mailman/listinfo/astro-photo
_______________________________________________
Astro-Photo mailing list
Astro-Photo@seds.org
http://seds.org/mailman/listinfo/astro-photo