Alpine Astronomical T-2 Female/M48 Male Expanding Ring

BH #ALT229 • MFR #T2-29
Alpine Astronomical
Alpine Astronomical T-2 Female/M48 Male Expanding Ring
Key Features
  • Extension Ring for Telescopes
  • M42 x 0.75 (T-2) Female Thread
  • M48 Male Thread
  • 2.5mm Optical Path Length
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The Alpine Astronomical T-2 Female/M48 Male Expanding Ring is a knurled adapter ring that converts an M48 female thread to an M42 x 0.75 (T-2) female thread.
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$30.00
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Alpine Astronomical Baader Overview

The Alpine Astronomical T-2 Female/M48 Male Expanding Ring is a knurled adapter ring that converts an M48 female thread to an M42 x 0.75 (T-2) female thread.

Alpine Astronomical Baader Specs

ThreadsM42 x 0.75 (T-2) female
M48 male
Properties0.098" / 2.5 mm optical path length
Weight0.39 oz / 11.0 g
Packaging Info
Package Weight0.03 lb
Box Dimensions (LxWxH)2.3 x 2.2 x 0.6"
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I noticed it says Alpine Astronomical, are they ...

I noticed it says Alpine Astronomical, are they actually Baader filters or are they different?
Asked by: Erick
Yes these are Baader filters. Alpine is the distributor for the Baader filters.
Answered by: Dan
Date published: 2019-07-25
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