lunedì 23 settembre 2013
Opteka 500mm f/6.3 High Definition Telephoto Mirror Lens
The Opteka 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 f/6.3.
Opteka mirror lenses incorporates advanced computer designed optics and the latest in multi-coating techniques.
The process of multi-coating assures virtually flare free photographs even under adverse lighting conditions resulting in crisp high contrast pictures with full color fidelity.
Advances in high-index / low-dispersion optical glasses, new barrel materials, and exotic anti-reflection coatings, along with the latest in computer-aided-design / computer-aided-manufacturing, are combined to produce lenses of unprecedented quality.
Diamond-cut from crystal-clear, water-white optical glass, Opteka lenses are ground and polished to a precise precision.
• Groups/Elements: 6/7
• Diameter: 3.86"
• Length: 4.7"
• Weight: 24.9 oz
• Front Filter Size: 95mm
• Max Aperture: f:6.3
• Min Aperture: f:6.3
• Angle of View: 5˚
• Minimum Focus Distance: 6.1'
• Manual Focus: Yes
• Model - MF 500mm f:6.3 Mirror Lens
• High quality crystal optics
• Fully Multi-coated
• Brand New; 10 Year Warranty
Included - Opteka High Definition 500mm F/6.3 Mirror Telephoto Lens, T-Mount Adapter, Pouch, Front and Rear Lens Caps. ************************************************************************************************************
The Opteka 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 f/6.3.
Opteka mirror lenses incorporates advanced computer designed optics and the latest in multi-coating techniques.
The process of multi-coating assures virtually flare free photographs even under adverse lighting conditions resulting in crisp high contrast pictures with full color fidelity.
Advances in high-index / low-dispersion optical glasses, new barrel materials, and exotic anti-reflection coatings, along with the latest in computer-aided-design / computer-aided-manufacturing, are combined to produce lenses of unprecedented quality.
Diamond-cut from crystal-clear, water-white optical glass, Opteka lenses are ground and polished to a precise precision.
• Groups/Elements: 6/7
• Diameter: 3.86"
• Length: 4.7"
• Weight: 24.9 oz
• Front Filter Size: 95mm
• Max Aperture: f:6.3
• Min Aperture: f:6.3
• Angle of View: 5˚
• Minimum Focus Distance: 6.1'
• Manual Focus: Yes
• Model - MF 500mm f:6.3 Mirror Lens
• High quality crystal optics
• Fully Multi-coated
• Brand New; 10 Year Warranty
Included - Opteka High Definition 500mm F/6.3 Mirror Telephoto Lens, T-Mount Adapter, Pouch, Front and Rear Lens Caps. ************************************************************************************************************
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