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In Reply to: Get your astro buddy to grind 6 20 deg prisms. posted by lwang on August 07, 2002 at 21:20:14:
lenses for the specific gun model ?or are 4"guns relegated to rp focal depth ?
as far as inverted picture goes........i was planning on building a suitable chassis for the whole thing and would just mount the projector accordingly.
to minimize the size i figured that there is a lot of stuff i could take out like the tuner and any audio related circuits.
and its not like im in a hurry or anything.
Follow Ups:
And those DIY astromers, don't they grind mirrors and lenses like nonstop? No time to observe, gotta finish this 30" mirror..
decide whether he wanted to make a telescope or a subwoofer ! lolololthe point of this post is that i do want to make it into a front projection unit.
the mirror was totally gone so i have to ask.....was it curved ?
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