{"product_id":"contax-zeiss-18mm-f4-0-80-85mm-o-d-simring","title":"Contax Zeiss 18mm f4.0 80 \/ 85mm O.D. SIMRING","description":"\u003cp\u003e \u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eIf you're a fan of this lens, you're well aware that there are no front filter threads available--until now!  Designed specifically for the Contax Zeiss 18mm f4.0 wide angle lens, this ring attaches directly to the front of the lens using three small set screws.  This provides an 80mm OR 85mm Outer Diameter and 77mm or 82mm Internal Thread for mounting screw in filters, adapters, and accessories.  When using full frame sensors, vignetting may nauturally occure, but when switched to S35, the image is clean from corner to corner.  Finally, a step up ring designed for this beautiful lens!\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eComes with 3 screws and a hex tool for easy installation.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eInterested in a custom engraved cap?  Get them here: \u003ca href=\"https:\/\/www.simmodlens.com\/product-page\/caps\" target=\"_blank\"\u003eLASER ENGRAVED CAPS\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e\u003cem\u003eWatch Mark Holtze's video to learn more about the SIMMODING process: \u003ca href=\"https:\/\/www.youtube.com\/watch?v=ox7awB6zNKo\u0026amp;lc=z22afljilpuwjjnnuacdp434l1myuqghxt0vdspk1etw03c010c.1552239447340362\" target=\"_blank\"\u003eVINTAGE LENSES FOR VIDEO\u003c\/a\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Simmod Lens","offers":[{"title":"77mm Thread w\/80mm O.D | Non Knurled | Branded","offer_id":52030455709877,"sku":null,"price":39.0,"currency_code":"USD","in_stock":true},{"title":"77mm Thread w\/80mm O.D | Knurled | Unbranded +$10","offer_id":52030455742645,"sku":null,"price":49.0,"currency_code":"USD","in_stock":true},{"title":"82mm Thread w\/85mm O.D | Knurled | Unbranded +$10","offer_id":52030455775413,"sku":null,"price":49.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0986\/8889\/3109\/files\/2995daaa-d640cb_416ebb49f0ff4acbb0e5ca63855d9284_mv2.png?v=1763486602","url":"https:\/\/simmod-lens.myshopify.com\/products\/contax-zeiss-18mm-f4-0-80-85mm-o-d-simring","provider":"Simmod Lens","version":"1.0","type":"link"}