Periscope Tube
Dublin Core
Title
Periscope Tube
Subject
Optical Assembly
Description
Periscope tube with eyepiece
Format
Length - 18"
Diameter - 1-1/2"
Diameter - 1-1/2"
Identifier
0581
Collection
Citation
“Periscope Tube,” Lowell Observatory Archives, accessed November 9, 2025, https://collectionslowellobservatory.omeka.net/items/show/510.