IROOA

• Code name - IROOA - 12571
• Production era - 1959-19??
• Type - Double trigger hood for 35 & 50 mm lenses with E39 mount; black with wide chrome band; reverses with cap when not in use
• Fits - Summicron (I) f= 3.5 cm 1:2 - Summaron f= 3.5 cm 1:3.5 - 35mm f/2 ASPH Summicron-M
• Variants - earliest engraved "Summicron-" without code word; later versions had "IROOA"; last with catalog number
• Accessories - Cap for hood in reverse position: 14042
• Reference - Page 106 of Dennis Laney's Leica 1984 Accessory Guide courtesy of Mike Butkus.
• Forum discussion
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