Russell W. Porter's Drawings of the 200" Hale Telescope

The Dome

Interior Overview

Looking North

Prime Focus Cage

Prime Focus, Cassegrain,
and Coude Mirrors

Inside Prime Focus Housing

Mirror Support Cover

Mirror Supports

(Detail Drawing)

Coude Mirror and Crane

RA Drive and Computer

South Polar Axis Bearing
and RA Drive

South Polar Axis Bearing
and Oil Flotation

North Polar Axis Bearing

Declination Trunnion

Declination Drive
and Control Mechanism

Cassegrain Focus Platform

Aluminizing Chamber

48" Schmidt

48" Schmidt Cutaway

Rick Scott's Natural Images Home Page

Updated: 1 February 2002