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 7 of 67 
Orion Telescopes
Orion 20mm 2"/M48 Extension Spacer Ring
$19.99
 
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In Stock
  • Provides 20mm of spacing when needed to achieve proper backfocus
  • Has 48mm (M48 x 0.75) male thread on one end and 48mm (M48 x 0.75) female thread on the other end
  • Can be combined with other 2"/M48 extension rings of the same or differing lengths
  • Recommended for use with the Orion 2" Photo-Visual Coma Corrector to reach the 75mm backfocus distance needed when using a DSLR camera
  • Anodized aluminum construction


Learn more
Item #  52712

This aluminum extension ring, or spacer ring, has 48mm (M48 x 0.75) male thread on one end and 48mm (M48 x 0.75) female thread on the other end. It provides 20mm of extension length and can be combined with other 2"/M48 extension rings of the same or differing lengths to achieve the spacing required for cameras, coma correctors, or field flatteners.

The Orion 20mm 2"/M48 Extension Spacer Ring is recommended for use with the Orion 2" Photo-Visual Coma Corrector for Reflectors to provide the 75mm backfocus distance needed when using a DSLR camera.

Black anodized. Weighs 0.5 oz.

Warranty

Limited Warranty against defects in materials or workmanship for one year from date of purchase. This warranty is for the benefit of the original retail purchaser only. For complete warranty details contact us at 800-447-1001.

20mm M48 Extension Ring

Orders received by 1pm Eastern Standard Time for in-stock items ship the same business day. Order received after noon will ship the next business day. When an item is not in-stock we will ship it as soon as it becomes available. Typically in-stock items will ship first and backordered items will follow as soon as they are available. You have the option in check out to request that your order ship complete, if you'd prefer.

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