Alignment Accessory consisting of Microscope with Graticule

Alignment accessory consisting of microscope with graticule, on a support, from EROS IV optical transfer function measuring system for lens testing, made by R & J Beck Ltd. in about 1966

Details

Category:
Optics
Object Number:
1993-1461 Pt13
Measurements:
overall 1 OF 2 (MICROSCOPE): 30 mm x 30 mm x 300 mm,
overall 2 OF 2 (SUPPORT): 450 mm x 380 mm x 250 mm,
type:
microscope
credit:
Ealing Electro-Optics Plc