by William J. Cook (Author)
This book was created to dispell the myriad of Internet articles proposing to tell observers how they can "collimate" their binocular by the willy-nilly tweaking of a few screws but which may produce unsatisfactory results or even damage alignment even more.
Number of Pages: 84
Dimensions: 0.17 x 9 x 6 IN
Publication Date: January 08, 2019