6A70.28 - Binoculars

Code Number:
6A70.28
Demo Title:
Binoculars
Condition:
Good
Principle:
Lens Systems and Focal Lengths
Area of Study:
Optics
Equipment:
Binoculars and Optic Wonder.
Procedure:

The specifications on the binoculars are these, 10 Power, 50mm objective lenses, Field of View: 288 ft. at 1000 yds., and Bar Fast Focus.

The optics wonder is just a tubeless binocular that can be folded down for carrying.

References:
  • Richard Didsburry, "Binocular Vision - A Simple Demonstration", TPT Vol. 18, #8, Nov. 1980, p. 595, also A Potpourri of Physics Teaching Ideas - Optics and Waves, p. 214.
  • Kevin Dupzyk and Tom McLellan, "Binoculars", Popular Mechanics, Vol. 196, #5, July/August 2019, p. 16 - 17.
  • T. D. Rossing and C. J. Chiaverina, "4.10, Telescopes and Microscopes", Light Science, Physics and Visual Arts, p. 95.

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