Description
1. This Studio Series lens is computer-designed using a combination of lenticular light refraction and reflection optics--the same physics used in many professional telescopes.Combined with advanced manufacturing techniques, the result is a lens with very sharp picture quality with less color abberation which is considered the most harmful factor in the field of telephoto photography.
2. This lens is a highly complex, precision-made, optical instrument it is also compact and lightweight. It is ideally suited for wildlife and sports photography. It has a fixed aperture of f8. It comes with a soft pouch and three Rear mounted 30.5mm filters - ND2, ND4 and Skylight.

Features
1. This 500mm Manual ultra-telephoto, multi-coated mirror lens is ideally suited for sports and wildlife photography.
2. It has a fixed aperture of f/8.0 which is faster than most other 500mm lenses.
3. 6 Elements in 6 groups.
4. This combination provides the user with an extremely sharp picture with minimum color aberration.
5. Manual Focus, Fixed Circular Aperture.
6. Compatible with Most SLRs and DSLRs.

Specifications
Lens Construction: 6 Elements in 6 Groups
Aperture Range: 8.0
Package size: 11.5 * 17.5 * 11.5cm / 4.5 * 6.9 * 4.5in
Package weight: 460g

Package Content:
1x Lightdow 500mm F8 Mirror Lens
1x T Mount Adapter Ring
3x Filters
2x Lens Conver
1x Lens Bag