Re: [APML] Exposure time with filter

[Robert Reeves <reeves10@swbell.net>]

> Hi Robert yes I agree. I've been using a Hutech LPS filter for 1hr 20min
> shots with TP @ f3.3.  I haven't tried it with color film yet but hope to
do
> so soon.  I have a B33 shot that needs finishing.

The #92 would allow even longer shots with TP.

>     I would like to try the tri-color imaging with this scope and it looks
> like the Wratten filters are my only option to get around a $500 filter
set!
> Jim

There are number of folks on APML, like Loke for instance, who do wonderful
tricolor with Wrattens.  I think there was some debate as to what the proper
exposure ratio between the colors should be, but whichever different folks
used, the results impressed me.

Robert Reeves                      reeves10@swbell.net
520 Rittiman Rd.                   www.robertreeves.com
San Antonio, Texas 78209    210-828-9036
USA                                     29.484  98.440  200 meters



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