Agfa Colostar N 42/4.5

Heliar ‘M-Series’ lens marked ‘M.3210 3/2’ fitted to Agfa industrial imagers such as Colormator rollhead printers, Variograd belt copying machines and Labomator systems. Optimised for 3.5x magnification. All-black versions perhaps post-Steinheil production. Commonly mis-spelt ‘Colorstar’.

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Weight	40 g
Dimensions	42 mm
Focal Length (mm)	42
Max Aperture (f)	4.5
Min Aperture (f)	4.5
Aperture Blades	Fixed/None
Elements	5 / 3
Rear Mount	27.4×0.5
Front Thread	N/A
Serial Numbers	M.3210
Production	c.1958-1980