Baader Planetarium T-2 Aluminum Fine-Adjustment Ring, 0.5mm
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Baader Planetarium T-2 Aluminum Fine-Adjustment Ring, 0.5mm

SKU: AAT2FAR5 MFR: T2FAR-5
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$10.00
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Key Features

  • Achieve precise focus with this 0.5mm T-2 adjustment ring for telescope accessories.
  • Fine-tune your telescope's optical alignment using this Baader Planetarium adjustment ring.
  • Perfect for astrophotography, this ring ensures optimal spacing for T-2 threaded connections.
  • Enhance your telescope's performance with this lightweight, durable aluminum adjustment ring.
  • Easily connect cameras & eyepieces to your telescope with this versatile T-2 adapter ring.
  • Get the sharpest images possible; this fine-adjustment ring is a must-have for astronomy buffs.
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Special Order?Estimated to Ship: 08/17/2025
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Review Summary

Baader Planetarium Fine-Adjustment Ring Specifications

  • Optical length

    0.5mm (red)

  • Inner diameter / clear aperture

    T-2 (42mm)

  • Outer diameter

    T-2 (M42 x 0.75)

  • Inner connection (lens sided)

    T-2 (M42 x 0.75)

  • Outer connection (lens sided)

    T-2 (M42 x 0.75)

  • Inner connection (eyepiece/camera-sided)

    T-2 (M42 x 0.75)

  • Outer connection (eyepiece/camera-sided)

    T-2 (M42 x 0.75)

  • Weight

    0.03kg (0.07 lbs)

About Baader Planetarium Fine-Adjustment Ring

These T-2 sized rings are used for fine-tuning spacing such as eyepiece projection. They can also be used to prevent binding between two threaded T-2 components. The rings are available in 0.3mm, 0.5mm and 1mm thickness and the rings are color coded for easy identification: 0.3mm (black), 0.5mm (red), 1mm (gold).

Baader Planetarium Fine-Adjustment Ring Features

  • Ideal for finetuning in T-2 eyepiece projection
  • M48 ring diameter without threads
  • Fits between all T-2 threads, equals approx. 2/5 (0.3mm), 2/3 (0.5mm) respectively 1 1/3 (1mm) turn of rotation. Rotation may differ slightly
  • Prevents binding between two T-2 threaded parts

Warranty Information

This product has a limited warranty of 24 months for parts and 24 months for labor.

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Key Features

  • Achieve precise focus with this 0.5mm T-2 adjustment ring for telescope accessories.
  • Fine-tune your telescope's optical alignment using this Baader Planetarium adjustment ring.
  • Perfect for astrophotography, this ring ensures optimal spacing for T-2 threaded connections.
  • Enhance your telescope's performance with this lightweight, durable aluminum adjustment ring.
  • Easily connect cameras & eyepieces to your telescope with this versatile T-2 adapter ring.
  • Get the sharpest images possible; this fine-adjustment ring is a must-have for astronomy buffs.

What's in the box:

  • Baader Planetarium T-2 Aluminum Fine-Adjustment Ring (0.5mm)
  • Baader Planetarium 2 Year Limited Warranty