{"product_id":"industar-50-50mm-f-3-5-m42-lens-soviet-prime-surface-marks","title":"Industar‑50 50mm f\/3.5 M39 Lens – Soviet Prime – Surface Marks","description":"\u003cp\u003e\u003c!--StartFragment --\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eIndustar‑50 50mm f\/3.5\u003c\/strong\u003e in \u003cstrong\u003eM39\u003c\/strong\u003e mount is a compact Soviet Tessar‑type prime lens originally designed for early Zenit SLRs using the M39 SLR thread (not Leica rangefinder LTM). Known for its sharp central rendering, low contrast and classic vintage character, it remains popular with film shooters and digital users seeking a distinctive look.\u003cbr\u003eThis example shows \u003cstrong\u003esurface marks\u003c\/strong\u003e, noted clearly below, but remains fully functional.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Condition:\u003c\/strong\u003e Good (surface marks)\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOptics show \u003cstrong\u003esurface marks\u003c\/strong\u003e on the front element (may reduce contrast in strong light)\u003c\/li\u003e\n\u003cli\u003eNo haze or fungus observed\u003c\/li\u003e\n\u003cli\u003eAperture blades clean and snappy\u003c\/li\u003e\n\u003cli\u003eFocus action smooth\u003c\/li\u003e\n\u003cli\u003eExterior shows moderate cosmetic wear\u003c\/li\u003e\n\u003cli\u003eMount clean and undamaged\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eIncluded\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIndustar‑50 50mm f\/3.5 lens (M39 SLR mount)\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClassic \u003cstrong\u003eTessar‑type\u003c\/strong\u003e 4‑element design\u003c\/li\u003e\n\u003cli\u003eCompact, lightweight construction\u003c\/li\u003e\n\u003cli\u003eDistinctive vintage rendering\u003c\/li\u003e\n\u003cli\u003eManual focus and manual aperture\u003c\/li\u003e\n\u003cli\u003eDesigned for \u003cstrong\u003eM39 SLR\u003c\/strong\u003e mount (Zenit‑3, 3M, early Zenit‑E variants)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eM39 SLR\u003c\/strong\u003e cameras (Zenit‑3, Zenit‑3M, early Zenit‑E with M39 throat)\u003c\/li\u003e\n\u003cli\u003eAdaptable to mirrorless systems (Z, E, RF, L‑mount etc.) with appropriate adapters\u003c\/li\u003e\n\u003cli\u003eNot compatible with Leica Thread Mount (LTM) rangefinders due to different flange distance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eCollectors Notes\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe M39 SLR version of the Industar‑50 is less common than the later M42 variant and remains popular among collectors of early Zenit equipment. Examples with surface marks are still desirable as budget vintage lenses with characterful rendering.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eSEO Keywords\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eIndustar‑50 M39, Soviet M39 SLR lens, vintage Tessar lens, Industar 50 Soviet UK\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003c!--EndFragment --\u003e\u003c\/p\u003e","brand":"KMZ","offers":[{"title":"Default Title","offer_id":54035951747414,"sku":null,"price":25.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0875\/5213\/1414\/files\/IMGP8525_12f46fc9-9bd5-4618-b1ba-62d46ebed4a1.jpg?v=1780066319","url":"https:\/\/colinscameras.co.uk\/products\/industar-50-50mm-f-3-5-m42-lens-soviet-prime-surface-marks","provider":"Colins Cameras","version":"1.0","type":"link"}