{"product_id":"corfield-lumax-45mm-f-1-9-m39-lens-aperture-issue","title":"Corfield Lumax 45mm f\/1.9 Lens with Viewfinder Adapter M39 Mount – Good","description":"\u003cp\u003e\u003c!--StartFragment --\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eA Corfield Lumax 45mm f\/1.9 standard lens designed for the Corfield Periflex system, supplied with its matching viewfinder adapter. The Lumax 45mm is a fast British‑made optic offering a classic rendering style, compact construction, and compatibility with the Periflex periscope‑focusing system. A desirable lens for collectors and users of Corfield equipment.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eOverall Condition: Good\u003cbr\u003eGlass shows \u003cstrong\u003eminor edge fungus\u003c\/strong\u003e, visible only at the periphery and not expected to affect general use. Coatings remain present with typical age‑related marks. Focusing and aperture rings operate smoothly with a consistent mechanical feel. Exterior surfaces show light cosmetic wear appropriate for age.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCorfield Lumax 45mm f\/1.9 Lens\u003c\/li\u003e\n\u003cli\u003eViewfinder Adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCollectors Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Lumax 45mm f\/1.9 is one of the most sought‑after lenses in the Corfield system, valued for its fast aperture and distinctive rendering. Examples with the original viewfinder adapter are increasingly uncommon. Even with minor edge fungus, this remains a desirable piece for collectors of British optical history or users assembling a complete Periflex kit.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCorfield Lumax 45mm f\/1.9 standard lens\u003c\/li\u003e\n\u003cli\u003eIncludes matching viewfinder adapter\u003c\/li\u003e\n\u003cli\u003eFast f\/1.9 aperture\u003c\/li\u003e\n\u003cli\u003eCompact British‑made construction\u003c\/li\u003e\n\u003cli\u003eSmooth mechanical operation\u003c\/li\u003e\n\u003cli\u003eSuitable for collectors, display, or careful use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eSEO Optimised Keywords\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eCorfield Lumax 45mm f1.9, Corfield Periflex lens, Lumax 45mm lens UK, British vintage lens, Corfield viewfinder adapter, Corfield Lumax fungus edge, Periflex camera lens, vintage British optics\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Corfield","offers":[{"title":"Default Title","offer_id":51513892143446,"sku":null,"price":195.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0875\/5213\/1414\/files\/IMGP5511.jpg?v=1776792945","url":"https:\/\/colinscameras.co.uk\/products\/corfield-lumax-45mm-f-1-9-m39-lens-aperture-issue","provider":"Colins Cameras","version":"1.0","type":"link"}