Samyang
Samyang 1223109101 21mm F1.4 CSC Lens - Micro 4/3
★★★★★
Unlock Your Creative Vision with a Versatile Wide-Angle LensThe Samyang 21mm F1.4 CSC Lens is designed for Micro 4/3 cameras, offering a wide-angle perspective and exceptional image quality. With its fast aperture and advanced optics, this lens is perfect for landscapes, interiors, and portraits....
$771.33*
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*Price sourced from Amazon.com. Last updated:Jul 15, 2026.Price and availability are subject to change.
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Overview
Unlock Your Creative Vision with a Versatile Wide-Angle Lens
The Samyang 21mm F1.4 CSC Lens is designed for Micro 4/3 cameras, offering a wide-angle perspective and exceptional image quality. With its fast aperture and advanced optics, this lens is perfect for landscapes, interiors, and portraits.
Specifications:
- Focal Length: 21mm
- Aperture: F1.4
- Mount: Micro 4/3
- Sensor Compatibility: APS-C
- Optical Construction: 8 Elements in 7 Groups
- Special Elements: 1 Extra Low Dispersion Lens (ED), 3 Glass Aspherical Lenses (ASP)
- Coating: Ultra Multi Coating (UMC)
- Minimum Focusing Distance: 0.28m
- Aperture Blades: 9
Key Features
F1.4 aperture creates fantastic image with shallow depth and smooth focus gear ring allows precise adjustment
Extra low dispersion lens reduces chromatic aberration effectively to produce excellent image quality
UMC technology reduces flare and ghosting as much as possible for clearer brighter images
9 aperture blades create almost a full circle when closed
0.28m minimum focusing distance captures subjects at close range
Specifications
Focal Length
21mm
Maximum Aperture
F1.4
Lens Type
CSC Lens
Mount Type
Micro 4/3
Minimum Focusing Distance
0.28m
Aperture Blades
9
Optical Technology
Extra Low Dispersion (ED) Lens, UMC Technology
Pros & Cons
👍 Pros
- Features a wide F1.4 aperture, allowing for excellent low-light performance and the creation of images with shallow depth of field.
- Equipped with Extra Low Dispersion (ED) lens elements, effectively reducing chromatic aberration for superior image quality.
- Utilizes UMC technology to minimize flare and ghosting, resulting in clearer and brighter images even in challenging lighting.
- Designed with 9 aperture blades, which contribute to a smooth, circular bokeh effect when the aperture is stopped down.
- Offers a close minimum focusing distance of 0.28m, enabling photographers to capture subjects at close range with fine detail.
👎 Cons
- As a prime lens, the 21mm focal length is fixed, meaning photographers cannot zoom and must physically move to frame shots.
- The description does not specify if the lens includes autofocus capabilities, which is a common expectation for modern lenses.
- Being a Micro 4/3 mount lens, it is only compatible with cameras adhering to that specific system, limiting versatility for other camera brands.
- The "smooth focus gear ring" suggests a manual focus design, which some users might find slower than autofocus for fast-moving subjects.
- There is no mention of weather sealing or image stabilization, which could be important features for outdoor or handheld shooting.
Frequently Asked Questions
What is the aperture range of this lens?
This Samyang 21mm lens features a fast F1.4 aperture, which is excellent for low-light photography and creating shallow depth of field.
Is this lens compatible with all camera brands?
No, this lens is specifically designed for the Micro 4/3 mount, making it compatible only with cameras that use this particular mount system.
Does the lens have autofocus?
The description mentions a "smooth focus gear ring allows precise adjustment," which typically implies a manual focus lens, but it does not explicitly state autofocus capability.
How close can I focus with this lens?
This lens has a minimum focusing distance of 0.28 meters (approximately 11 inches), allowing for close-up shots of subjects.
What does the UMC technology feature do for image quality?
UMC technology in this lens is designed to reduce flare and ghosting, contributing to clearer and brighter images in various lighting conditions.
How many aperture blades does this lens have?
This lens is designed with 9 aperture blades, which help create a smooth and aesthetically pleasing background blur (bokeh).
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