US$ 76.80
and tin specimens in a snap-top case for comparative mass-volume calculations
or acrylic rods
Built on an extended cast-iron StabiliBase with a repositioning handle
and carry handle
Built for introductory head dissection
Plano-Cylindrical Concave Lens, -17 Diopter, 50 x 50mm Material_Bristle and tin specimens in aPlano cylindrical concave lens at 50 by 50mm with 17 diopter power, the cylindrical concave curvature spreading light along a single axis for line focus and divergence demos.
US$ 76.80
US$ 92.80
US$ 34.95
US$ 100.00
US$ 25.00
US$ 34.95
US$ 48.00