Pentax Pentax Xw40-R Eyepiece | Telescope Eyepieces

The Pentax Xw40-R Eyepiece Features High-Performance Xw-Series Optics With High-Refraction And Extra-Low Dispersion Lanthanum Glass Elements. Combined, They Deliver A Well-Balanced Image With Reduced Optical Aberrations. Its Main Purpose Is To Minimise The Disturbing Blackout Effect Via Effective Compensation For Spherical Aberration Of The Pupil.

Pentax Xw40-R Eyepiece Key Features:

• Offers A 30Mm Focal Length And A 70-Deg Apparent Angle Of View
• Equipped With High-Performance Xw-Series Optics
• Features An Eye Relief Of 20Mm And A Sleeve Size Of 2 Inches
• Weighs Only 740G And Measures 123 X 76Mm