{"product_id":"nikon-focusing-screen-type-m-for-f3-1","title":"Nikon F3 Focusing Screen Type M - Accessory","description":"\u003cp\u003eType M focusing screen for Nikon F3 35mm SLR. Type M screens are fine ground fresnel fields with 5mm diameter clear spots and crosshairs for use in parallax focussing on aerial images. There are millimeter marks for calculating magnification and for measuring objects. Suitable for high-magnification purposes, works best with DW-4 magnification finder. Metal frame available in black.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSize: 40 x 31 x 7 mm\u003c\/li\u003e\n\u003cli\u003eWeight: 17g\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Nikon","offers":[{"title":"Default Title","offer_id":41447319896262,"sku":"ny2o","price":454.0,"currency_code":"RON","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0521\/9496\/7750\/files\/17_20-_20KM9887-1.jpg?v=1730792975","url":"https:\/\/kamerastore.com\/en-ro\/products\/nikon-focusing-screen-type-m-for-f3-1","provider":"Kamerastore","version":"1.0","type":"link"}