Description
producing the nearly uniform field used to calibrate magnetic sensors and verify the Helmholtz geometry
Higher-output 65-watt soldering iron with a wooden bakelite handle
Wooden-frame abacus with three U-shaped steel wires carrying 20 plastic beads each on a 13 by 6 inch base
and phase-change experiments
Used to produce concentric Newton's rings under monochromatic light
Reading Magnifier, 50mm, 12cm Focal Length Capacity_125mL producing the nearly uniform fieldChrome 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.
Exchange/Return Notes
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