Pentax XW 40mm 2"

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Our Price:  £435.00(Inc. 20% VAT) Notify me when this item is available Model:  PentaxXW40 Brand:  Pentax Tweet

• 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.  

Lens Structure: 6 elements, 5 groups

Focal Length: 40mm

Apparent Field of View: 70 degrees

Eye Relief: 20mm

Attachment Diameter: 2" (50.8mm)

Filter Diameter: 48mm

Field Stop Diameter: 46.5mm

Eyepiece Ring: Helicoid type

Height & Width: 4.6" x 3.0"

Weight: 24.7 oz. (700g)