Originally Posted by chip j
AI & AIs Nikkors had aluminum barrels and, I believe, a black laquer finish rather than being anodized.
Same with the final series of pre-AI Nikkors (the K series). They also had the rubber focus ring, instead of the older scalloped metal ring.
APUG: F3P, F2AS, F, FM2n
Nikkors: 24/2 AI, 43-86/3.5 AI, 55/1.2 AI, 85/1.8 K, 105/4 Micro AIS
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