Equilateral prisms clear with long sides for refractive index measurements, trapezoidal prism with a frosted base to show ray paths inside the prism.
75 mm side, 9 mm thick.
Dissecting Magnifiers mounted on metal base horse shoe shape wrinkle painted with universal ball and socket arrangement for adjustment of the lens according to the position required.
Glass, one each double convex, Plano – convex, concavo – convex, convexo – concave, Plano – concave and double concave lens, in box.
Sizes in 38mm and 50mm.
Lenses, Set of Six (50mm).
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