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Astro-Physics 1.25" Filter Holder


Price: $48.00


  • Manufacturer: Astro-Physics
  • MPN: BP31
  • SKU: BP31
  • Availability: In-Stock - Ships from Warehouse

The Baader Double T Filter Holder is an adapter with a continuous T2 male thread that is lined with 1.25" filter thread. With the T2-31 filter holder, you can mount 1.25" filters on T-threaded accessories. Depending on which side you mount the filter, you can either have it sit within the interior walls of the adapter, or stick out the other side.

  • Female Filter Thread: M28.5x0.6 (1.25”)
  • Female Filter Thread Length: 3.8mm (approx)
  • Male T-Thread: M42x0.75
  • Length of Male T-Thread: 5.2mm
  • Adapter Thickness: 11.8mm




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