Rokinon Reflex 300mm f/6.3 UMC CS Lens for Canon EF

BH #RO30063C • MFR #300M-C
Rokinon
Rokinon Reflex 300mm f/6.3 UMC CS Lens for Canon EF
Key Features
  • Aperture Range: Fixed f/6.3
  • For APS-C Sensors, 480mm (35mm Equiv.)
  • Catadioptric Telephoto Lens
  • UMC Multi-Layer Anti-Reflective Coating
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The Rokinon Reflex 300mm f/6.3 UMC CS Lens is a mirror lens designed specifically for use on APS-C-format Canon EF-mount DSLR cameras. The lens' Cassegrain design enables it to achieve a 480mm 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 Canon EF-mount DSLR cameras. The lens' Cassegrain design enables it to achieve a 480mm 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 Canon EF-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 480mm.
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 Length300mm (35mm Equivalent Focal Length: 480mm)
Maximum Aperturef/6.3
Minimum Aperturef/6.3
Lens MountCanon EF
Format CompatibilityAPS-C
Angle of View5.5°
Minimum Focus Distance3.61' / 1.1 m
Optical Design8 Elements in 8 Groups
Focus TypeManual Focus
Image StabilizationNone
Filter Size25.5 mm (Rear)
Dimensions (ø x L)2.54 x 3" / 64.52 x 76.2 mm
Weight9.52 oz / 270 g
Packaging Info
Package Weight1.25 lb
Box Dimensions (LxWxH)7.6 x 5.7 x 4.2"
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