[Raytrace] How to Specify a Schmidt Corrector in Oslo?

Hermit klowther@cisnet.com
Sun, 14 Apr 2002 00:04:50 -0400


Michael Lindner wrote:

> 
> First off, R&V don't say which side of the corrector they put the figure on,
> but I don't believe it matters much (and in the drawing they provide, they
> show it on the inside). 

Actually when making one, it believe it is best to do BOTH sides of the
corrector.  If one is flat you get ghost image reflections.  I looked
into this a while back, but it is behind "get lathe back together". 
Actually a lot of projects depend on that.

As I recall, half per side is good, but 1/4 and 3/4 was considered
optimal.

-- 
Ken Lowther
Youngstown, Ohio
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