{"product_id":"leica-90mm-f2-apo-summicron-m-asph-4179370","title":"Leica 90mm f2 Apo Summicron-M Asph 4179370","description":"\u003ch2\u003eLeica 90mm f2 Apo Summicron-M Asph 4179370\u003c\/h2\u003e\n\u003cp\u003eThis Leica 90mm f2 Apo Summicron-M Asph, #4179370 is in excellent condition with only minor signs of wear. I rate this cosmetically 9+. This lens is in proper working order,Ê the focus is smooth and the glass is clean and clear with no marks fungus or haze. This lens comes with front and rear caps.\u003c\/p\u003e\n\u003cdiv class=\"flex flex-col text-sm pb-25\"\u003e\n\u003carticle class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:1ea9347b-b8ea-4ca8-980a-7e11aae3cfcf-69\" data-testid=\"conversation-turn-140\" data-scroll-anchor=\"true\" data-turn=\"assistant\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:--spacing(4)] @w-sm\/main:[--thread-content-margin:--spacing(6)] @w-lg\/main:[--thread-content-margin:--spacing(16)] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\" tabindex=\"-1\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"bcb9fd87-9bf9-4b40-b4c1-de4436dbf083\" dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-mini\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden first:pt-[1px]\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert w-full break-words light markdown-new-styling\"\u003e\n\u003ch5 data-start=\"0\" data-end=\"30\"\u003eWhat Our Experts Think\u003c\/h5\u003e\n\u003cul data-start=\"31\" data-end=\"485\"\u003e\n\u003cli data-start=\"31\" data-end=\"137\"\u003e\n\u003cp data-start=\"33\" data-end=\"137\"\u003eLegendary \u003cstrong data-start=\"43\" data-end=\"84\"\u003eLeica 90 mm f\/2 APO Summicron‑M ASPH.\u003c\/strong\u003e portrait lens with outstanding optical performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"138\" data-end=\"215\"\u003e\n\u003cp data-start=\"140\" data-end=\"215\"\u003eAPO design minimizes chromatic aberrations for crisp, true‑to‑life images\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"216\" data-end=\"317\"\u003e\n\u003cp data-start=\"218\" data-end=\"317\"\u003eFast \u003cstrong data-start=\"223\" data-end=\"239\"\u003ef\/2 aperture\u003c\/strong\u003e delivers beautiful background separation and excellent low‑light capability\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"318\" data-end=\"393\"\u003e\n\u003cp data-start=\"320\" data-end=\"393\"\u003eExceptional sharpness with smooth, creamy bokeh and fine micro‑contrast\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"394\" data-end=\"485\"\u003e\n\u003cp data-start=\"396\" data-end=\"485\"\u003ePremium manual focus build quality, ideal for portrait, event, and artistic photography\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 data-start=\"487\" data-end=\"506\"\u003eProduct Q\u0026amp;A\u003c\/h5\u003e\n\u003cul data-start=\"507\" data-end=\"1033\"\u003e\n\u003cli data-start=\"507\" data-end=\"603\"\u003e\n\u003cp data-start=\"509\" data-end=\"603\"\u003e\u003cstrong data-start=\"509\" data-end=\"544\"\u003eWhat focal length is this lens?\u003c\/strong\u003e\u003cbr data-start=\"544\" data-end=\"547\"\u003e90 mm — classic portrait and medium telephoto range.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"604\" data-end=\"734\"\u003e\n\u003cp data-start=\"606\" data-end=\"734\"\u003e\u003cstrong data-start=\"606\" data-end=\"646\"\u003eWhat does APO Summicron‑M ASPH mean?\u003c\/strong\u003e\u003cbr data-start=\"646\" data-end=\"649\"\u003eApochromatic and aspherical elements for superior clarity and minimal distortion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"735\" data-end=\"832\"\u003e\n\u003cp data-start=\"737\" data-end=\"832\"\u003e\u003cstrong data-start=\"737\" data-end=\"765\"\u003eIs it good in low light?\u003c\/strong\u003e\u003cbr data-start=\"765\" data-end=\"768\"\u003eYes — the f\/2 aperture performs very well in dim conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"833\" data-end=\"911\"\u003e\n\u003cp data-start=\"835\" data-end=\"911\"\u003e\u003cstrong data-start=\"835\" data-end=\"862\"\u003eWhat mount does it use?\u003c\/strong\u003e\u003cbr data-start=\"862\" data-end=\"865\"\u003eLeica \u003cstrong data-start=\"873\" data-end=\"884\"\u003eM‑mount\u003c\/strong\u003e for rangefinder cameras.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"912\" data-end=\"1033\"\u003e\n\u003cp data-start=\"914\" data-end=\"1033\"\u003e\u003cstrong data-start=\"914\" data-end=\"958\"\u003eWhat type of photography is it best for?\u003c\/strong\u003e\u003cbr data-start=\"958\" data-end=\"961\"\u003ePortraits, events, shallow depth artistry, and selective focus work.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 data-start=\"1035\" data-end=\"1059\"\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul data-start=\"1060\" data-end=\"1331\"\u003e\n\u003cli data-start=\"1060\" data-end=\"1122\"\u003e\n\u003cp data-start=\"1062\" data-end=\"1122\"\u003eClean front and rear elements with a soft microfiber cloth\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1123\" data-end=\"1177\"\u003e\n\u003cp data-start=\"1125\" data-end=\"1177\"\u003eUse a lens hood to reduce flare and protect optics\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1178\" data-end=\"1225\"\u003e\n\u003cp data-start=\"1180\" data-end=\"1225\"\u003eStore in a dry, padded case when not in use\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1226\" data-end=\"1279\"\u003e\n\u003cp data-start=\"1228\" data-end=\"1279\"\u003eAvoid touching optical surfaces with bare fingers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1280\" data-end=\"1331\"\u003e\n\u003cp data-start=\"1282\" data-end=\"1331\"\u003eKeep caps on when the lens is off the camera body\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e","brand":"Leica","offers":[{"title":"Default Title","offer_id":54162618384668,"sku":"1780110","price":3495.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/0622\/4924\/files\/1780110-00_15.jpg?v=1780150664","url":"https:\/\/www.mybackyardzone.com\/products\/leica-90mm-f2-apo-summicron-m-asph-4179370","provider":"Backup Power Made Simple","version":"1.0","type":"link"}