Samyang
Samyang SY300M-S 300mm F6.3 Mirror Lens - Sony Alpha Mount
Compact Powerhouse: Samyang 300mm Mirror Lens for Sony Alpha Explore new perspectives with the Samyang 300mm f/6.3 Mirror Lens, designed for Sony Alpha cameras. Its catadioptric design delivers a 450mm equivalent focal length in a remarkably compact form, perfect for capturing distant subjects w...
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Overview
Compact Powerhouse: Samyang 300mm Mirror Lens for Sony Alpha
Explore new perspectives with the Samyang 300mm f/6.3 Mirror Lens, designed for Sony Alpha cameras. Its catadioptric design delivers a 450mm equivalent focal length in a remarkably compact form, perfect for capturing distant subjects with clarity. Ideal for nature, sports, and celestial photography.
- Brand: Samyang
- Model: SY300M-S
- Title: Samyang SY300M-S 300mm F6.3 Mirror Lens for Sony Alpha Cameras
- Focal Length: 300mm (450mm equivalent on APS-C)
- Aperture: f/6.3
- Compatibility: Sony Alpha A-Mount APS-C (compatible with Full Frame)
- Optical Construction: 8 lenses in 8 groups
- Coatings: Ultra Multi Coating (UMC)
- Filter Diameter: 58mm (front), 25.5mm (rear)
Key Features
Includes a Focal Length Matched Lens Hood That's Reversible for Storage
Focuses to 2.9ft (0.9m) and Accepts 58mm (Front) or 25.5mm (Rear) Filters
Optical construction of 8 lenses in 8 groups provides exceptional image quality
Ultra Multi Coating (UMC) For Increased Light Transmission and Reduced Internal Reflections
Catadioptric (Mirror) Design Provides 450mm (35mm Equivalent) of Power in a Super Compact Size and Shape
Specifications
Focal Length
300mm
Aperture
F6.3 (fixed)
Lens Type
Mirror (Catadioptric)
Mount Type
Sony Alpha Mount
35mm Equivalent Focal Length
450mm
Optical Construction
8 lenses in 8 groups
Coatings
Ultra Multi Coating (UMC)
Minimum Focus Distance
2.9ft (0.9m)
Front Filter Size
58mm
Rear Filter Size
25.5mm
Included Accessory
Focal Length Matched Lens Hood (Reversible)
Pros & Cons
👍 Pros
- Features a catadioptric (mirror) design, providing a powerful 450mm (35mm equivalent) focal length in a super compact size.
- Incorporates an Ultra Multi Coating (UMC) to enhance light transmission and minimize internal reflections, improving image clarity.
- Constructed with 8 lenses in 8 groups, contributing to exceptional image quality and optical performance.
- Includes a focal length matched lens hood that is reversible for convenient storage and protection.
- Capable of focusing down to 2.9 feet (0.9 meters), offering versatility for closer subjects within its telephoto range.
👎 Cons
- The fixed F6.3 aperture of this mirror lens means it cannot be adjusted, limiting control over depth of field and light gathering in dim conditions.
- Mirror lenses are known for their distinct donut-shaped bokeh, which may not be desired by all photographers.
- Manual focus is typically required for mirror lenses, which can be challenging for fast-moving subjects or beginners.
- The 300mm focal length, equivalent to 450mm on a 35mm sensor, is highly specialized and might not be versatile for everyday photography.
- The reliance on 58mm (front) or 25.5mm (rear) filters means specific filter sizes are required.
Frequently Asked Questions
Is the aperture adjustable on the Samyang SY300M-S 300mm F6.3 Mirror Lens?
No, the aperture on this mirror lens is fixed at F6.3, meaning it cannot be changed for depth of field control.
What is the effective focal length of this lens on a full-frame camera?
This 300mm lens provides a 450mm (35mm equivalent) power due to its catadioptric design, offering significant telephoto reach.
Does this lens include a lens hood?
Yes, a focal length matched lens hood is included, and it is reversible for convenient storage.
What filter sizes can be used with this lens?
The lens accepts 58mm filters on the front and 25.5mm filters on the rear.
What type of coating is applied to the lens elements?
The lens features an Ultra Multi Coating (UMC) to enhance light transmission and reduce internal reflections, aiming for improved image quality.
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