Tuthill Telescope
Tuthill 1968

Roger Tuthill and his telescope at Stellafane in Springfield, VT - 1968

Optics

The telscope is 20-inch diameter f/11 Relay Lens Cassegrain.

Old Tube

Old tube

New Tube

New tube under construction. Ed Carlos and Clif Ashcraft add layers of fiberglass

Primary Mirror

Al Witzgal reveals the newly aluminized primary mirror

Cell Construction

Primary Cell under construction

Primary Cell

Primary Cell with 18-point support

Old Secondary Cell

Old secondary cell


New Secondary

New secondary cell under construction (wood ring is temporary)


Mount

The mount awaits refurbishment at Sperry Observatory

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