Brand: Sky Instruments

Antares 2" (25mm) Speers-Waler Series 4 Eyepiece (SW25S4)

SW25S4

Brand: Sky Instruments

Antares 2" (25mm) Speers-Waler Series 4 Eyepiece (SW25S4)

SW25S4

$190.00 USD

Easy Payment Options with .

$190.00 USD

Easy Payment Options with .

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Product Description

Speers-Waler Series4 2" 25mm eyepiece offers a wide 75 degree AFOV with superb correction.

Specifications

  • Focal length 25.0mm
  • Eye relief : 10mm
  • Elements: 6
  • The Series4 25mm performance
  • Edge field curvature (546nM): Sagittal,-0.22mm, Tangential: 0.23mm.
  • Edge lateral color (420-656nM): 0.009mm.
  • Chromatic focal shift (420-656nM) 0.38mm.
  • Full performance specifications on request.

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