4-inch reflector Celestar

Title

4-inch reflector Celestar

Subject

Astronomy
Optical instrument
Telescope

Description

Metal, glass, wood

Celestar telescope with fork-type mounting and electric drive. Includes wood tripod, slow motion adjustment both axes, right ascension and declination setting circles and achromatic 30 mm finder scope. A chain links the three legs. White and blue color metal tube houses a 4-inch f/8.75 mirror, Newtonian design. A few hundred of this model were made. It cost approximately $200 in 1954. Came with two 1 inch focal length eyepieces, a 1/3 inch focal length eyepiece and a achromatic Barlow lens. Serial number 456.

Creator

J.W. Fecker, Pittsburgh

Publisher

Astronomy Department, University of Illinois, Urbana

Date

circa 1956

Contributor

Michael Svec

Rights

Copyright Michael Svec

Format

image/jpg

Language

English

Type

physical object

Coverage

University of Illinois Observatory

Files

4-inch reflector Celestar
DSCN0417.JPG

Collection

Citation

J.W. Fecker, Pittsburgh, “4-inch reflector Celestar,” University of Illinois Observatory Collection, accessed August 16, 2017, http://uiobservatory.omeka.net/items/show/62.