{"product_id":"multi-reducer-0-85x-l-long","title":"Multi-Reducer 0.85X-L (Long)","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp data-start=\"3072\" data-end=\"3491\"\u003e\u003cstrong data-start=\"3072\" data-end=\"3131\"\u003eFull-Frame Imaging for the FC-76D and Classic Fluorites\u003c\/strong\u003e\u003cbr data-start=\"3131\" data-end=\"3134\"\u003eThe Multi Reducer 0.85×-L is the long-focus member of Takahashi’s new reducer lineup, purpose-built for the FC-76D series and legacy fluorite refractors. Using a 3-group, 4-element optical design, it reduces the FC-76D’s focal length from 570 mm to 486 mm (f\/7.5 → f\/6.4) while preserving exceptional flatness and minimizing chromatic and field aberrations.\u003c\/p\u003e\n\u003cp data-start=\"3493\" data-end=\"3752\"\u003eWith its expanded φ44 mm image circle — significantly larger than previous 76 mm reducers — the 0.85×-L fully supports full-frame sensors and modern astrophotography workflows. Performance remains excellent even with older FC-60 \/ FC-65 \/ FC-76 optical tubes.\u003c\/p\u003e\n\u003cp data-start=\"3754\" data-end=\"3776\"\u003e\u003cstrong data-start=\"3754\" data-end=\"3776\"\u003eKey Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3777\" data-end=\"4350\"\u003e\n\u003cli data-start=\"3777\" data-end=\"3817\"\u003e\n\u003cp data-start=\"3779\" data-end=\"3817\"\u003eOptical Design: 3 groups, 4 elements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3818\" data-end=\"3939\"\u003e\n\u003cp data-start=\"3820\" data-end=\"3939\"\u003eCompatible Models: FC-76DCU \/ FC-76DS \/ FC-76DP \/ FC-76DC \/ FC-60 \/ FC-65 \/ FC-76 (all discontinued models supported)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3940\" data-end=\"3967\"\u003e\n\u003cp data-start=\"3942\" data-end=\"3967\"\u003eReduction Factor: 0.85×\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3968\" data-end=\"4117\"\u003e\n\u003cp data-start=\"3970\" data-end=\"4117\"\u003eEffective Focal Lengths:\u003cbr data-start=\"3994\" data-end=\"3997\"\u003e• FC-76D — 486 mm (f\/6.4)\u003cbr data-start=\"4025\" data-end=\"4028\"\u003e• FC-60 — 425 mm (f\/7.0)\u003cbr data-start=\"4055\" data-end=\"4058\"\u003e• FC-65 — 425 mm (f\/6.5)\u003cbr data-start=\"4085\" data-end=\"4088\"\u003e• FC-76 — 510 mm (f\/6.7)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4118\" data-end=\"4166\"\u003e\n\u003cp data-start=\"4120\" data-end=\"4166\"\u003eImage Circle: φ44 mm (full-frame compatible)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4167\" data-end=\"4206\"\u003e\n\u003cp data-start=\"4169\" data-end=\"4206\"\u003eTelescope-Side Thread: M55.9 × 0.75\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4207\" data-end=\"4241\"\u003e\n\u003cp data-start=\"4209\" data-end=\"4241\"\u003eCamera-Side Thread: M52 × 0.75\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4242\" data-end=\"4281\"\u003e\n\u003cp data-start=\"4244\" data-end=\"4281\"\u003eDimensions (Ø × L): 60 mm × 54.3 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4282\" data-end=\"4301\"\u003e\n\u003cp data-start=\"4284\" data-end=\"4301\"\u003eWeight: ~0.2 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4302\" data-end=\"4350\"\u003e\n\u003cp data-start=\"4304\" data-end=\"4350\"\u003eIncludes dedicated CA ring for FC-76D series\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote data-start=\"4352\" data-end=\"4525\"\u003e\n\u003cp data-start=\"4354\" data-end=\"4525\"\u003e\u003cem data-start=\"4354\" data-end=\"4525\"\u003eNote: Minor vignetting may occur with certain older models due to focuser-tube diameter. Optical aberrations are significantly reduced versus earlier Takahashi reducers.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"TAKAHASHI","offers":[{"title":"Default Title","offer_id":44907901124780,"sku":"TKA00580L","price":479.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/8073\/3868\/files\/51e258b0-b36c-4b62-8bca-58312888b987.png?v=1761843037","url":"https:\/\/landseaskyco.com\/products\/multi-reducer-0-85x-l-long","provider":"Land Sea \u0026 Sky","version":"1.0","type":"link"}