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Orion Telescopes

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*2nd* 2" Orion Schmidt Cassegrain Mirror Diagonal
This product is a 'Second'. Learn more
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  • The mirror of this 90° diagonal are polished to yield maximum performance
  • 2" diagonal designed for use with Schmidt-Cassegrain telescopes
  • Accepts 2" eyepieces, includes 1.25" eyepiece adapter for use of smaller telescope oculars
  • Threads onto rear cell of Schmidt-Cassegrain telescopes
  • Provides comfortable night-sky viewing orientation


Item #  78851
  • Barrel size
    2"
  • Coatings
    Standard aluminum
  • Optical quality
    Diffraction limited
  • Filter threads
    No
  • Compression ring
    No
  • 2"-1.25" adapter
    Included
  • Weight (oz.)
    19
  • Warranty
    One year

Orders received by noon Pacific Time for in-stock items ship the same business day. Orders 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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