Cloud Break Optics

89mm Prime Focus Ring (TKA86002)

89mm Prime Focus Ring (TKA86002) - Main image
$69 $100 In stock

Category: Astrophotography Accessories

The 89mm Prime Focus Ring (TKA86002) is a Takahashi astrophotography accessory designed for prime focus imaging setups. It is listed under the Astrophotography Accessories category and carries the part number TKA86002.

  • Brand: Takahashi
  • Product type: 89mm prime focus ring
  • Part number / SKU: TKA86002
  • SKU option: Standard
  • Category: Astrophotography Accessories

This ring is intended for use in prime focus configurations, a common approach in astrophotography where the camera is connected directly to the telescope's focal plane. Please confirm compatibility with your specific telescope and imaging equipment before purchase.

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.6 / 5 · 5 reviews)

Violet ★★★★★

Finally got this ring threaded onto my OTA and the fit is absolutely perfect — no wobble at all. The anodized finish feels premium and slides into the focuser smoothly. My test shots came out noticeably sharper.

Andrew V. ★★★★★

Threads on smoothly with no play at all, which matters a lot when you're trying to keep a camera sensor perfectly square to the optical axis. Snapped into my imaging train and held collimation all night. Exactly the solid connection I needed for prime focus work.

Victoria J. ★★★★★

Threaded onto my focuser without a hint of play, which is exactly what I needed for prime focus imaging. The 89mm size matched my tube perfectly and my stars are finally round corner to corner. Solid machining, no flex even with the camera hanging off it.

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