Block, Acrylic

Description

90 mm diameter,16 mm thickness

Description

Free from air bubbles, all sides polished

75 x 50 x 12 mm 75 x 50 x 18 mm
100 x 50 x 18 mm
100 x 60 x 18 mm
115 x 65 x 18 mm

Description

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).

Description

Wooden, with V shaped slot to take spherical lens or mirror up to 75 mm diameter, with index mark.
Lense holder, Wooden, 'V' Shaped.