NiSi
NiSi NISI-LENS-1540L 15mm f/4 Wide Angle Lens
★★★★★
f/4f/22
Capture Stunning Sunstars with Ultra-Wide PrecisionThe NiSi 15mm f/4 Sunstar Lens is a super wide-angle full-frame ASPH lens designed for L Mount mirrorless camera systems. Weighing only 16.5oz and measuring just 3.16 inches in length, this manual focus lens delivers sharp image quality and excep...
$399.20*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Capture Stunning Sunstars with Ultra-Wide Precision
The NiSi 15mm f/4 Sunstar Lens is a super wide-angle full-frame ASPH lens designed for L Mount mirrorless camera systems. Weighing only 16.5oz and measuring just 3.16 inches in length, this manual focus lens delivers sharp image quality and exceptional sunstar effects even at wide apertures. With a 112° field of view and minimal distortion, it's perfect for landscape, architecture, and creative photography.
- Brand: NiSi
- Model: NISI-LENS-1540L
- Focal Length: 15mm
- Aperture: f/4
- Mount: L Mount
- Format: Full Frame
- Optical Design: ASPH
- Aperture Blades: 10 Straight Blades
- Field of View: 112°
- Filter Thread: 72mm
- Weight: 16.5oz (470g)
Key Features
Create Beautiful Sunstars from f/4 to f/22
Aperture Range: f/4 to f/22
Precise optical design retaining high image definition from the center to corners, Double-sided aspherical element
Manual Focus Operation
112° field of view
Specifications
Focal Length
15mm
Aperture Range
f/4 to f/22
Field of View
112°
Focus Type
Manual Focus
Special Elements
Double-sided aspherical element
Sunstar Creation
10-point (from f/4 to f/22)
Pros & Cons
👍 Pros
- Capable of creating distinctive 10-point sunstars from f/4 to f/22, adding character to images
- Offers a wide 112° field of view, ideal for capturing expansive landscapes and architectural shots
- Features a precise optical design to maintain high image definition from the center to the corners
- Includes a double-sided aspherical element, which helps in correcting aberrations and improving sharpness
- Designed with a manual focus operation, providing precise control for critical focusing
- The f/4 aperture is suitable for various lighting conditions and offers some depth of field control
👎 Cons
- Requires manual focus operation, which may be a learning curve or less convenient for some users
- The maximum aperture of f/4 might be considered slower for extreme low-light photography compared to lenses with wider apertures
- The product description does not specify compatibility with specific camera mounts or sensor sizes
- Lacks autofocus capabilities, which can be a disadvantage for fast-moving subjects or quick shots
- The fixed 15mm focal length means it is not a zoom lens, offering less versatility for framing
- No indication of weather sealing or dust resistance, potentially limiting its use in harsh environments
Frequently Asked Questions
What is the focal length of the NiSi 15mm f/4 Wide Angle Lens?
This lens has a fixed focal length of 15mm.
What is the aperture range of this lens?
The aperture range for this lens is from f/4 to f/22.
Can this lens create sunstar effects in images?
Yes, this lens is designed to create beautiful 10-point sunstars from f/4 to f/22.
Does this lens have autofocus?
No, this lens features manual focus operation.
What is the field of view offered by this wide-angle lens?
The lens provides a wide 112° field of view, suitable for landscapes and architecture.
Are there any special optical elements in its design?
Yes, it incorporates a double-sided aspherical element to help maintain high image definition.
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