Eisco Acrylic Lenses Set - Eisco PH0538C, An optical lens set of six 50mm diameter acrylic lenses. The lenses have ground and polished faces and ground edges. The set includes one of each of: double convex, plano-convex, converging concave-convex, diverging...
Eisco Acrylic Lenses Set - Eisco PH0538D, An optical lens set of six 38mm diameter acrylic lenses. The lenses have ground and polished faces and ground edges. The set includes one of each of: double convex, plano-convex, converging concave-convex, diverging...
Eisco-Glass-Lenses-Set-Eisco-PH0538A-P-An-optical-lens-set-of-six-50mm-diameter-glass-lenses-The-lenses-have-ground-and-polished-faces-and-ground-edges-The-set-includes-one-of-each-of-double-convex-plano-convex-converging-concave-convex-diverging-concave-convex-double-concave-and-plano-concave-P-Eisco-PH0538A-50mm-Glass-Lenses-with-Wooden-Storage-Box-Set-of-6