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Orion Telescopes

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Celestron 2" XLT Schmidt-Cassegrain Mirror Diagonal
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  • 2" diagonal for use with Schmidt-Cassegrain (SCT) telescopes
  • Celestron's high performance StarBright XLT coating provide maximum diagonal reflectivity of >96%
  • Built around an interferometer tested 10th wave flat mirror
  • All machined housings for accurate optical alignment
  • Includes aluminum case for storage and protection

Learn more
Item #  05636
Mfg Model #  93527

Celestron's 2" XLT Diagonal boasts high performance StarBright XLT coatings, allowing you to take full advantage of the wider field of view provided by 2" eyepieces. The 2" XLT SCT diagonal has an interferometer tested 10th wave flat mirror, and is designed to work with Schmidt-Cassegrain (SCT) telescopes. A sturdy aluminum carrying case is included for travel and protection.


This product is serviced and supported by its manufacturer according to the terms and conditions included in the packaged product. Orion's limited warranty does not apply. Please contact the manufacturer directly for technical support.


Please note this product was not designed or intended by the manufacturer for use by a child 12 years of age or younger.

  • Barrel size
    SCT thread
  • Coatings
    Fully multi-coated
  • Filter threads
  • Compression ring
  • 2"-1.25" adapter
  • Weight (oz.)
  • Warranty
    Two year
Celestron 2" SCT diagonal with StarBright XLT coating
Aluminum storage/transport case

Orders received by noon Pacific Time for in-stock item 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.

Does the Celestron 2 diagonal with XLT Coatings for SCT Telescopes come with a 1 1/4 adapter? Thank you. David Willard
Yes, this includes the 1.25 inch eyepiece adapter

Is this diagonal what I would need to use 2 eyepieces with my C9.25?"
Yes, the Celestron 2-Inch Diagonal will allow you to use 2-inch eyepieces.

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