Woodento take lenses or mirrors up to 76 mm diameter. Comprising as upright 100mm high, with a V shape slot to hold a convex or concave lens, mounted on a rectangular base 100 x 50mm. An index mark is engraved on each end of the base.
LENS HOLDERComprising metal holder with sides grooved to hold lens or mirror of 50mm diamenter
LENS HOLDERSpring pattern, to hold lens or mirror of 50mm diameter. V-groove in center of holder. Mounted on 6mm metal rod which fits into standard optical bench mounts and stands. Supplied with bakelite base.
LENS HOLDERCast light metal, for lenses upto 25mm to 63mm diameter, with V-arms mounted on stem 9.5mm diameter.
LENS HOLDERRound made of unbreakable PVC material, to take lens or mirror of 50mm diameter.