RAY TRACK APPARATUS

CAT. No. VE/PHY/00104

A compact visual teaching aid which is robust in construction wood board 400 x 280 x 13 mm with matt white surface, mounted on rubber feet carries a circular scale with four quadrants 0 – 90º graduated every 2º, with two lines at right angles. The ray box is provided with slots to accommodate metal slits, colour filters, lenses etc., & is fitted with a 12V, 24W line filament.

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