Red Dot Sight Physics How it Works

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The physics of how a red dot sight works. No waffling meaninglessly about parallax. Actual diagrams and simple, full, explanation. • Skip straight past the introductory video section to the diagrams and explanation: • 6:37 The Physics • See also the two initial videos in this playlist: • a) Unboxing and Looking over a cheap red dot sight • b) Fitting a Cheap Red Dot Sight to a Umarex Walther CP88 Competition Air Pistol •    • Cheap Ebay Red Dot Sight Unboxing and...  

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