Rodenstock Ysaron 50/3.5 [V5]

Tessar enlarger lens. Lanthanum glass. [V5] has zebra barrel, illuminated (white) aperture window with long marking and curved five-blade aperture. ‘Rodenstock Ysonar’ not hyphenated. Unserialled (likely for OEM sale). [Cat.08.050.01].

Compare

Weight	150 g
Dimensions	50 mm
Focal Length (mm)	50
Max Aperture (f)	3.5
Min Aperture (f)	16
Aperture Blades	5 (Curved)
Elements	4 / 3
Rear Mount	M39
Production	c.1964-1967