{"product_id":"takahashi-fsq-106n-ed-prime-focus-ring","title":"Takahashi FSQ-106N\/ED Prime Focus Ring","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eThis is Takahashi's FSQ-106N\/ED Prime Focus Ring, part TKA36205 — a prime-focus coupling for the FSQ-106N and FSQ-106ED that steps from a male 92 mm thread to a female 92 mm thread. Takahashi publishes its length as 58 mm.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eWho It's For\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eThis is a good match if you are running a prime-focus imaging train on the FSQ-106N or FSQ-106ED and need this specific M92 male-to-female coupling step.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eKey Features \u0026amp; Design\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMale 92 mm thread\u003c\/strong\u003e on one face.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFemale 92 mm thread\u003c\/strong\u003e on the other, extending the M92 accessory family used on the FSQ-106N\/ED.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e58 mm length,\u003c\/strong\u003e the figure Takahashi publishes for this ring — enough to matter when you're totaling up backfocus on a prime-focus train.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eRecommended Uses\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eUse it as the specified M92 coupling step for prime-focus imaging on the FSQ-106N or FSQ-106ED.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eCompatibility and Accessory Notes\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt for the FSQ-106N and FSQ-106ED\u003c\/strong\u003e M92 thread family.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTakahashi publishes its length as 58 mm.\u003c\/strong\u003e Send us your full FSQ-106N\/ED accessory train and we'll confirm the fit before you order, alongside our \u003ca href=\"\/pages\/takahashi-back-focus-guide\"\u003eTakahashi Back Focus Guide\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical only\u003c\/strong\u003e — no optical element, no change to focal length or focal ratio.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eGood to Know Before You Order\u003c\/strong\u003e\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThe 58 mm figure is Takahashi's own published length for this ring.\u003c\/strong\u003e We're glad to confirm it against your specific train before you order.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs it difficult to set up?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eNo — it is a threaded coupling ring that installs like any other part in the M92 accessory family.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich telescopes does it fit?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe FSQ-106N and FSQ-106ED.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat does it add to my optical train?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e58 mm, per Takahashi's published figure. We can confirm it against your setup.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it include any optics?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eNo, it is a mechanical adapter only.\u003c\/p\u003e\u003ch3\u003e\u003cstrong\u003eBottom Line\u003c\/strong\u003e\u003c\/h3\u003e\u003cp\u003eTakahashi's FSQ-106N\/ED Prime Focus Ring — male 92 mm to female 92 mm, 58 mm long. It's the M92 coupling step for prime-focus imaging on these telescopes.\u003c\/p\u003e","brand":"Takahashi","offers":[{"title":"Default Title","offer_id":54047928057967,"sku":"TAK-TKA36205","price":327.47,"currency_code":"CAD","in_stock":false}],"url":"https:\/\/ontariotelescope.com\/products\/takahashi-fsq-106n-ed-prime-focus-ring","provider":"Ontario Telescope and Accessories","version":"1.0","type":"link"}