{"product_id":"nikon-50mm-f1-4-nikkor-k-pre-ai-nikon-f","title":"Nikon 50mm f1.4 Nikkor K Pre-AI - Lens","description":"\u003cp\u003eManual focus normal lens made for F-mount SLR cameras by Nikon starting in 1974. These K-type lenses are from the transition from Pre-AI to AI lens designs and feature elements of both. Two 50mm f1.4 K lenses were made, one with the same optical formula of previous Pre-AI lenses in a new housing and one with the modernized AI optical formula. The second version is different externally as well. The letter K does not appear anywhere on either lens. Metal and plastic body available in black.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNikon 50mm f1.4 Nikkor (7 elements, 5\/6 groups)\u003c\/li\u003e\n\u003cli\u003eMinimum focusing distance: 0.45m\u003c\/li\u003e\n\u003cli\u003eAperture blades: 7\u003c\/li\u003e\n\u003cli\u003eSize: 68 x 49mm\u003c\/li\u003e\n\u003cli\u003eWeight: 311g (1st version), 257g (2nd version)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nikon","offers":[{"title":"Default Title","offer_id":42458977763526,"sku":"ateq","price":4567.0,"currency_code":"CZK","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/9496\/7750\/files\/17_20-_20KK7823-1.jpg?v=1750228846","url":"https:\/\/kamerastore.com\/en-cz\/products\/nikon-50mm-f1-4-nikkor-k-pre-ai-nikon-f","provider":"Kamerastore","version":"1.0","type":"link"}