Samyang
Samyang 1122003101 300mm f/6.3 Mirror Lens Nikon
★★★★★
f/6.3
Capture Distant Subjects with Compact Telephoto Power The Samyang 300mm f/6.3 Mirror Manual Focus Lens is a compact and powerful telephoto lens designed for mirrorless cameras. Its unique mirror design delivers high magnification in a lightweight package, making it ideal for capturing distant su...
$314.42*
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*Price sourced from Amazon.com. Last updated:Jul 13, 2026.Price and availability are subject to change.
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Overview
Capture Distant Subjects with Compact Telephoto Power
The Samyang 300mm f/6.3 Mirror Manual Focus Lens is a compact and powerful telephoto lens designed for mirrorless cameras. Its unique mirror design delivers high magnification in a lightweight package, making it ideal for capturing distant subjects in cityscapes, sports, and nature photography.
Key Features
Mirror lens designed specifically for mirrorless interchangable lens 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
Extra-low dispersion element improves sharpness and clarity as well as helping to eliminate chromatic abberations
UMC (Ultra Multi Coated) coating reduces surface reflections, lens flare and ghosting while also contributing to improved overall contrast.
Specifications
Lens Type
Mirror Lens
Focal Length
300mm
Aperture
f/6.3
Compatibility
Nikon Mirrorless Interchangeable Lens Cameras
Optical Design
Catadioptric system with Cassegrain design
Equivalent Focal Length (35mm)
450mm
Lens Elements
Extra-low dispersion element
Coating
UMC (Ultra Multi Coated)
Pros & Cons
👍 Pros
- Features a catadioptric system with a Cassegrain design, which significantly reduces the overall size of the lens
- Designed specifically for mirrorless interchangeable lens cameras, ensuring compatibility and optimized performance
- Includes an extra-low dispersion element to improve sharpness and clarity while minimizing chromatic aberrations
- Equipped with UMC (Ultra Multi Coated) coating to reduce surface reflections, lens flare, and ghosting
- Delivers a 35mm-equivalent focal length of 450mm, providing significant telephoto reach for distant subjects
👎 Cons
- As a mirror lens, it typically produces a fixed aperture (f/6.3), which cannot be adjusted for depth of field control
- The absence of autofocus means manual focusing is required, which can be challenging for fast-moving subjects
- Being a mirror lens, it is known to produce distinctive "donut-shaped" bokeh that may not be desired by all photographers
- The f/6.3 aperture is relatively slow, limiting its performance in low-light conditions compared to prime lenses
- Specific weight and dimensions are not provided, making it difficult to assess its overall portability and balance on a camera
Frequently Asked Questions
What type of cameras is this lens designed for?
This mirror lens is specifically designed for Nikon mirrorless interchangeable lens cameras.
What is the focal length of this lens?
The Samyang 300mm f/6.3 Mirror Lens has a fixed focal length of 300mm.
What is the benefit of the Cassegrain design in this lens?
The Cassegrain design, part of the catadioptric system, helps to reduce the overall physical size of the lens while maintaining a significant focal length.
Does this lens help reduce lens flare and ghosting?
Yes, it features UMC (Ultra Multi Coated) coating, which is designed to reduce surface reflections, lens flare, and ghosting, improving overall contrast.
What is the 35mm-equivalent focal length for this lens?
This lens provides a 35mm-equivalent focal length of 450mm, offering substantial telephoto reach.
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