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Rokinon Reflex 300mm f/6.3 UMC CS Lens for Sony A

BH #RO30063SA • MFR #300M-S
Key Features
  • Aperture Range: Fixed f/6.3
  • For APS-C Sensors, 450mm (35mm Equiv.)
  • Catadioptric Telephoto Lens
  • UMC Multi-Layer Anti-Reflective Coating
The Rokinon Reflex 300mm f/6.3 UMC CS Lens is a mirror lens designed specifically for use on APS-C-format Sony A-mount DSLR cameras. The lens' Cassegrain design enables it to achieve a 450mm 35mm-equivalent focal length perspective within a compact and lightweight form factor that is significantly smaller than a traditional 300mm lens. It features a fixed f/6.3 aperture and utilizes manual focus operation for focusing as closely as 3.6'.
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Rokinon 300mm f/6.3 Reflex Overview

The Rokinon Reflex 300mm f/6.3 UMC CS Lens is a mirror lens designed specifically for use on APS-C-format Sony A-mount DSLR cameras. The lens' Cassegrain design enables it to achieve a 450mm 35mm-equivalent focal length perspective within a compact and lightweight form factor that is significantly smaller than a traditional 300mm lens. It features a fixed f/6.3 aperture and utilizes manual focus operation for focusing as closely as 3.6'.

The mirror construction of the lens inherently works to reduce chromatic aberrations and a UMC (Ultra Multi Coated) coating has been applied to reduce surface reflections, lens flare, and ghosting while also contributing to improved overall contrast.

Mirror lens designed specifically for APS-C-format Sony A-mount DSLR cameras.
Catadioptric system with Cassegrain design helps to reduce the overall size of the lens while still providing a 35mm-equivalent focal length of 450mm.
A UMC coating has been applied to the lens elements to improve clarity, minimize reflections, and enhance overall image contrast.

Rokinon 300mm f/6.3 Reflex Specs

Focal Length
300mm (35mm Equivalent: 450mm)
Maximum Aperture
f/6.3
Minimum Aperture
f/6.3
Lens Mount
Sony A
Lens Format Coverage
APS-C
Angle of View
5.5°
Minimum Focus Distance
3.61' / 1.1 m
Optical Design
8 Elements in 8 Groups
Focus Type
Manual Focus
Image Stabilization
No
Filter Size
25.5 mm (Rear)
Dimensions (ø x L)
2.54 x 2.98" / 64.52 x 75.69 mm
Weight
9.17 oz / 260 g
Packaging Info
Package Weight
1.2 lb
Box Dimensions (LxWxH)
7.6 x 5.7 x 4.3"

Rokinon 300mm f/6.3 Reflex Reviews

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