About Opteka 500mm Telephoto f/8.0 Mirror lens for Pentax K Mount:
The Opteka manual focus mirror lens is incredibly compact and lightweight. Using an advanced reflex design, this is a mirror lens that is ideally suited for wildlife and sports photography. It has a fixed aperture of f8. It comes complete with a soft pouch and three (3) rear mounted, 30.5mm filters, (ND-2X, ND-4X & Skylight). Opteka mirror lenses incorporates advanced computer designed optics and the latest in multi-coating techniques.á The process of multi-coating assures virtually flare free photographs even under adverse lighting conditions resulting in crisp high contrast pictures with fu
Features Opteka 500mm Telephoto f/8.0 Mirror lens for Pentax K Mount:
- High definition optics produce sharper, more intense pictures
- Incredibly compact and lightweight, Fully Multi-coated, Manual Focus
- Soft pouch and three (3) rear mounted, 30.5mm filters, (ND-2X, ND-4X & Skylight)
- May be combined with the Opteka 2X Multiplier for 1000mm Zoom (Sold separately – Amazon Item Code: B000JSZ41S)
- 10 Year Warranty
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