Baader Planetarium M48 Aluminum Fine Precision Adjustment Ring Set, 0.3mm, 0.5mm and 1mm

SKU: AAM48RING MFR: M48RING
$30.00
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Key Features

  • Achieve precise focus with this M48 adjustment ring set for your astronomy telescope.
  • Fine-tune your telescope's optical alignment using these high-precision M48 spacer rings.
  • Includes 0.3mm, 0.5mm, and 1mm rings for versatile telescope accessory adjustments.
  • Enhance your astrophotography with these M48 rings, ensuring optimal image sharpness.
  • Durable aluminum construction guarantees long-lasting performance for your telescope optics.
  • Easily adjust backfocus for optimal image quality with this M48 fine precision ring set.
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Special Order?Estimated to Ship: 09/20/2025
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Review Summary

Baader Planetarium Fine-Adjustment Ring Specifications

  • Optical length

    0.3mm (black), 0.5mm (red), 1mm (gold)

  • Inner diameter / clear aperture

    M48

  • Outer diameter

    M48

  • Inner connection (lens sided)

    M48

  • Outer connection (lens sided)

    M48

  • Inner connection (eyepiece/camera-sided)

    M48

  • Outer connection (eyepiece/camera-sided)

    M48

  • Weight

    0.03kg (0.07 lbs)

About Baader Planetarium Fine-Adjustment Ring

Because precision is paramount in the world of photography and astronomy, the M48 Aluminum Fine Precision Adjustment Ring Set is an essential accessory for enthusiasts and professionals alike. These meticulously crafted rings are specifically designed for fine-tuning the spacing in applications such as eyepiece projection, ensuring that your setup is perfectly aligned for optimal image quality.

The set includes three rings, each with a distinct thickness to provide you with the flexibility to make precise adjustments. The rings come in 0.3mm, 0.5mm, and 1mm thicknesses, catering to your specific needs for fine calibration. This level of customization is crucial when striving for the sharpest focus and clearest images in your photography or astronomical observations.

To enhance usability, each ring in the set is color-coded, allowing for quick and effortless identification. The 0.3mm ring is finished in a sleek black, the 0.5mm ring in a vibrant red, and the 1mm ring boasts a striking gold hue. This intuitive design feature saves time and reduces the chance of errors during the critical setup process.

Additionally, these rings serve a dual purpose by acting as a preventative measure against the binding of two threaded M48 components. By incorporating one of these rings, you can ensure smooth operation and maintain the integrity of your equipment.

Constructed from high-quality aluminum, these adjustment rings are both lightweight and durable, designed to withstand the rigors of regular use while providing the precision adjustments you require. Whether you're a photographer looking to refine your macro shots or an astronomer dialing in the perfect focus for celestial observation, the M48 Aluminum Fine Precision Adjustment Ring Set is an indispensable tool in your kit.

Baader Planetarium Fine-Adjustment Ring Features

  • Ideal for finetuning in M48 eyepiece projection
  • M48 ring diameter without threads
  • Fits between all M48 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 M48 threaded parts

Warranty Information

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

Key Features

  • Achieve precise focus with this M48 adjustment ring set for your astronomy telescope.
  • Fine-tune your telescope's optical alignment using these high-precision M48 spacer rings.
  • Includes 0.3mm, 0.5mm, and 1mm rings for versatile telescope accessory adjustments.
  • Enhance your astrophotography with these M48 rings, ensuring optimal image sharpness.
  • Durable aluminum construction guarantees long-lasting performance for your telescope optics.
  • Easily adjust backfocus for optimal image quality with this M48 fine precision ring set.

What's in the box:

  • Baader Planetarium M48 Aluminum Fine Precision Adjustment Ring Set (0.3mm/0.5mm and 1mm)
  • Baader Planetarium 2 Year Limited Warranty