Warren-Knight precision optical autocollimator / alignment telescope,

Davidson Optronics Model D-602 Autocollimator

Older Model Autocollimator with Wooden Stand UNTESTED Keuffel & Esser Co. Hilger

Davidson Optronics D638 Coordinate Autocollimator - Free Shipping

National Optronics Groove Wheel 7-E Edger 92-008-080 , 93410-G New

National Optronics 7e Drill/ Groover

POWER SUPPLY DAVIDSON AUTOCOLLIMATOR MODULE OPTICS AS PICTURED T3-C-18

HJ Optronics SMF-28 fiber jumper 2.0 mm cable 1.0m FC/APC to FC/UPC Patch Cord