Archive for June 2018
Drifter Dream Views #1: Lagoon & Trifid
Back in the 80’s they used to sell telescopes by surrounding a studio shot of the scopes with various full-color astrophotos of the objects you could see with each one. The implication–at least to my 8-year-old brain–was that these astrophotos represented the view through the eyepiece. Two objects from those ads stood out to me…
Read More2-1.25″ Eyepiece Adapter Earns a New Moniker – Analog Sky Beta
The eyepiece adapter is close enough to finished to get a logo and beta stamp: The first batch will be printed and distributed to end users. I may be bringing some to Oregon Star Party after all.
Read MoreTertiary Mirror Mounting Jig
3D Printing can help us build things easier. Here’s a jig for mounting the tertiary mirror: The mirror sits flat, face down. Small slots hold 2mm shafts for spacing. The slots create a range of heights for the shafts so we don’t have to worry about the exact thickness of the mirror or creating a…
Read MoreTertiary Housing Beta 1
Imagination. Reality. Here’s a completed tertiary housing. All the pieces connect well. The mirror mount works very well. The focuser works in the housing. The filter cartridges still need some tweaking. Using a screw for a friction fit doesn’t work since the cartridge just pops out from the pressure. However, using the screw in a…
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