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 Aug 30 2009, 01:09 PM
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 Galaxy Cluster  Group: Moderators Joined: 5-June 06 Posts: 3,732 From: Arizona  |
Bulbs to use for pinhole projection: http://www.observatorycentral.com/index.php?showtopic=5109
Drill sizes when making your own pinhole star ball: http://www.observatorycentral.com/index.php?showtopic=2736 Building a projection dome, any size you want: http://www.observatorycentral.com/index.php?showtopic=249 A small 10 foot projection dome that should fit in that spare bedroom: http://www.observatorycentral.com/index.php?showtopic=2180 -------------------- Ron Walker
Orion 11" XLT EQ-G ~ Orion 102mm Mak Burgess 38mm ~ Stratus 21mm and 13mm Dyanscope 4" (1950's vintage) Nikon F 35mm ~ Canon 300D Planetaria: Goto E-5 (Viewlex) ~ Spitz A3P ~ Minolta/Viewlex Series II B |
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| Lo-Fi Version | Time is now: 10th September 2010 - 01:24 PM |