Pentax smc XW 3.5 Eyepiece Summary

The Pentax XW 3.5 is the most powerful focal length eyepiece in the XW series with unsurpassed optical clarity and a 70 degree field of view.

Features

• High-refraction, low-dispersion Lanthanum glass.
• Pentax Super Multi-Coatings (SMC) on all air/glass surfaces.
• Edge-blackened optics and optimised baffles minimise internal reflections.
• Optically corrected for use with focal ratios as fast as f/4.
• 20mm eye-relief and twist-up rubber-rimmed eyecups – perfect for spectacle wearers.
• Chromed barrels threaded to accept filters.
• Weatherproof to JIS Class 4 standards.

Specifications