This receiving screen is a valuable component for use with your optical bench. It has a roughly 4x3" diameter (100x75mm) and a graphing paper screen divided in millimeters. It features a durable white metal frame and rests on an aluminum post.
This receiving screen is a valuable component for use with your optical bench. It has a roughly 4x3" diameter (100x75mm) and a graphing paper screen divided in millimeters. It features a durable white metal frame and rests on an aluminum post.