Description
Used to produce concentric Newton's rings under monochromatic light
and phase-change experiments
SWG AWG Diameter (Inches) 18 16/17 0
Wooden-frame abacus with three U-shaped steel wires carrying 20 plastic beads each on a 13 by 6 inch base
Reading Magnifier, 50mm, 12cm Focal Length Capacity_125mL Used to produce concentric Newton'sChrome plated metal framed 50mm reading magnifier with a 12cm focal length, sized for fine print reading and convex lens image formation work in introductory optics.
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