Description
and oscillating springs
the f/3 curvature stretching the focal throw for demos that need the focal point set comfortably beyond the mirror face
3 glass with excellent strength against breakage
portable enough for mobile demonstrations of current-driven magnetic field strength
Demonstrates Hooke's Law
Economy Ceramic Disc Magnet, 25 x 5mm Racks & Stands_Funnel Stands and oscillating springsEconomy 25 by 5mm ceramic disc magnet, an individually stocked spare from the disc series for physics labs, craft use, and ad hoc experimental setups.
Exchange/Return Notes
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