William Optics 9mm XWA 101º Eyepiece - 1.25"/2"

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William Optics 9mm XWA 101º Eyepiece - 1.25"/2"
Item # WO-E-XWA09
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  • William Optics quality in an Extreme Wide Angle eyepiece format! The 101º apparent field of view on this 9mm eyepiece will knock your socks off!
  • The 9mm XWA eyepiece comes with a 1.25" barrel as well as a 2" barrel for use in either size focuser or diagonal. Both barrels are threaded to accept filters.
  • The optical set consists of 6 groups and 9 elements and are fully multi-coated. The edge of each lens is blackened to reduce internal reflections and increase contrast.


William Optics 9mm XWA 101º Eyepiece Specifications

  • Focal Length: 9mm

  • Apparent Field of View: 101º

  • Barrel Size: 2" & 1.25"

  • Number of Elements: 9

  • Number of Groups: 6

  • Coatings: Fully Multi-Coated

  • Blackened Lens Edges: Yes

  • Eye Relief: 15mm

  • Dimensions: 65mm x 155mm (2.56" x 6.1")

  • Weight: 620 g (1.36 lb)
Additional Information

Additional Information

Manufacturer William Optics
Optical Design Wide Angle
Barrel Size 1.25"/2"
Warranty 2 Year Warranty
Eyepiece Field of View - Apparent 101º
Eyepiece Focal Length 9mm
Eyepiece Eye Relief 15mm
Eyepiece Manufacturer Series William Optics XWA
Eyepiece Weight 1.36 lb.
Number of Lens Elements & Groups 9/6
Comes with Dust Caps? Yes
Comes with Eye Guard? Yes
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