{"product_id":"3m-5a-500mm-f-8-mirror-lens-t-mount-m42-telephoto","title":"3M‑5A 500mm f\/8 Mirror Lens – T‑Mount \/ M42 – With Case \u0026amp; Filters – Very Good","description":"\u003cp\u003e\u003c!--StartFragment --\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eDESCRIPTION\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eSoviet \u003cstrong\u003e3M‑5A 500mm f\/8\u003c\/strong\u003e mirror (catadioptric) telephoto lens in \u003cstrong\u003eVery Good condition\u003c\/strong\u003e, supplied with \u003cstrong\u003eT‑mount \/ M42 fitting\u003c\/strong\u003e, \u003cstrong\u003eoriginal case\u003c\/strong\u003e, and \u003cstrong\u003efilters\u003c\/strong\u003e. The 3M‑5A is well‑known for its compact design, long reach and distinctive mirror‑lens rendering, including smooth contrast and characteristic donut‑shaped bokeh.\u003c\/p\u003e\n\u003cp\u003eA clean, functional example ideal for wildlife, aviation, astronomy and creative telephoto work on both film and digital systems.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eCONDITION\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eOverall Condition: Very Good\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOptics clean with just some dust\u003c\/li\u003e\n\u003cli\u003eMirror surfaces bright and intact\u003c\/li\u003e\n\u003cli\u003eAperture fixed at f\/8 (design characteristic)\u003c\/li\u003e\n\u003cli\u003eFocus ring smooth with correct damping\u003c\/li\u003e\n\u003cli\u003eExterior shows light cosmetic wear\u003c\/li\u003e\n\u003cli\u003eMount clean and secure\u003c\/li\u003e\n\u003cli\u003eTypical light internal dust for age\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eINCLUDED\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e3M‑5A 500mm f\/8 mirror lens\u003c\/li\u003e\n\u003cli\u003eT‑mount \/ M42 adapter\u003c\/li\u003e\n\u003cli\u003eOriginal case, note that the filter holder is not currently attached\u003c\/li\u003e\n\u003cli\u003eFilters (set supplied with lens)\u003c\/li\u003e\n\u003cli\u003eFront and rear caps \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\u003e500mm compact mirror telephoto\u003c\/li\u003e\n\u003cli\u003eFixed f\/8 aperture\u003c\/li\u003e\n\u003cli\u003eT‑mount system with M42 adapter\u003c\/li\u003e\n\u003cli\u003eLightweight for its focal length\u003c\/li\u003e\n\u003cli\u003eDistinctive mirror‑lens bokeh\u003c\/li\u003e\n\u003cli\u003eIdeal for wildlife, aviation and long‑distance subjects\u003c\/li\u003e\n\u003cli\u003eAdaptable to modern digital systems\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\u003eT‑mount with \u003cstrong\u003eM42 adapter\u003c\/strong\u003e included\u003c\/li\u003e\n\u003cli\u003eAdapts easily to mirrorless systems (Sony E, Fuji X, Canon RF, Nikon Z, etc.)\u003c\/li\u003e\n\u003cli\u003eAdaptable to DSLR systems with appropriate M42 adapters\u003c\/li\u003e\n\u003cli\u003eManual focus and fixed aperture operation\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 3M‑5A is one of the most respected Soviet mirror lenses, valued for its optical quality, compact size and robust construction. Complete examples with case and filters are increasingly sought after by collectors and users wanting a characterful long‑reach lens.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eSEO KEYWORDS\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e3M‑5A 500mm, Soviet mirror lens, M42 telephoto, T‑mount 500mm, vintage long lens UK\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003c!--EndFragment --\u003e\u003c\/p\u003e","brand":"Galaxy","offers":[{"title":"Default Title","offer_id":54278706200918,"sku":null,"price":75.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0875\/5213\/1414\/files\/IMGP0476_847749a3-42d4-4373-85d5-1cc30c90807f.jpg?v=1782132498","url":"https:\/\/colinscameras.co.uk\/products\/3m-5a-500mm-f-8-mirror-lens-t-mount-m42-telephoto","provider":"Colins Cameras","version":"1.0","type":"link"}