Rokinon

Rokinon RK21M-E 21mm f/1.4 Sony E-Mount Lens

Name: Rokinon RK21M-E 21mm f/1.4 Sony E-Mount Lens
Brand: Rokinon
SKU: RK21M-E-cr

Capture Stunning Wide-Angle Shots with Rokinon The Rokinon RK21M-E 21mm F1.4 ED AS UMC lens is a high-speed, wide-angle lens designed for Sony E-mount cameras. This renewed lens has been professionally inspected and tested to ensure it works and looks like new, offering exceptional image quality ...

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Overview

Capture Stunning Wide-Angle Shots with Rokinon

The Rokinon RK21M-E 21mm F1.4 ED AS UMC lens is a high-speed, wide-angle lens designed for Sony E-mount cameras. This renewed lens has been professionally inspected and tested to ensure it works and looks like new, offering exceptional image quality and performance. Ideal for landscape, astrophotography, and interior shots, this lens provides sharp, clear images with minimal distortion.

Specifications:

Focal Length: 21mm
Aperture: F1.4
Lens Mount: Sony E
Optical Design: ED AS UMC elements
Condition: Renewed

Specifications

Focal Length

21mm

Maximum Aperture

f/1.4

Mount Type

Sony E-Mount

Frequently Asked Questions

What is the focal length of the Rokinon RK21M-E lens?

The Rokinon RK21M-E lens has a focal length of 21mm, making it a wide-angle option.

What is the maximum aperture of this Rokinon lens?

This Rokinon lens features a fast maximum aperture of f/1.4, which is beneficial for low-light conditions and depth of field control.

Which camera mounts is this lens compatible with?

The Rokinon RK21M-E lens is designed for Sony E-Mount cameras, ensuring compatibility with that system.

Does this lens have zoom capabilities?

No, the Rokinon RK21M-E is a prime lens with a fixed 21mm focal length, meaning it does not have zoom capabilities.

Is this lens suitable for low-light photography?

Yes, with its f/1.4 maximum aperture, the Rokinon RK21M-E lens is well-suited for capturing images in low-light environments.

Strengths & Trade-offs

👍 Pros

Offers a wide 21mm focal length, ideal for capturing expansive landscapes, architecture, and interior shots.
Features a fast f/1.4 aperture, excellent for low-light photography and creating shallow depth of field effects.
Designed for Sony E-Mount cameras, ensuring native compatibility and optimal performance with supported models.
The fixed focal length design often results in sharper images with less distortion compared to zoom lenses.
Provides excellent control over depth of field, making it suitable for creative and artistic photography.

👎 Cons

As a prime lens, it lacks zoom capabilities, requiring the photographer to physically move to adjust framing.
Specific details on its internal optical design, such as element count or special glass types, are not provided.
Information regarding autofocus capabilities is not specified, which is important for fast-paced shooting.
The weight and dimensions of the lens are not listed, making it difficult to assess its portability or balance on a camera body.
Lack of weather sealing information might be a concern for photographers shooting in challenging environmental conditions.