Feature

●Low reflection multi-layer coating: low-dispersion glass) ED) is used to effectively reduce dispersion aberration. Adopts 2 aspherical glass (ASPH) and 5 high-refractive index glasses to reduce distortion and achieve the same superior image quality from the center to the peripheral area
●Aperture Blades: 10 round aperture blades enhance image Lightweight and easy to carry lens for all-day comfort
●3.0 inch (77 mm) round filter: Adopts a non-valve lens design on the end of the lens, and can be attached to a round filter with a diameter of 3.0 inches (77 mm). Compatible with Sigma FP L, S1 S1R S1H S5, Leica SL SL1 SL2 and other cameras
●Large aperture of F4.0: The maximum aperture is F4, the minimum aperture is F22, and the gear aperture mechanism effectively prevents the mistake contact of the aperture and provides a better shooting experience
●FULL FRAME ULTRA WIDE ANGLE LENS: F15mm F4.0ASPH is a full frame with up to 114 ultra-wide angle perspectives for wider picture views and provides more creative space for architecture, landscape, people and documentary photography


Description

1. Full Frame Super Wide Angle Lens: F15mm F4.0ASPH is full frame, with up to 114 ultra-wide angle perspectives for wider photo view, bring more creative space for architecture, landscape, people etc. Documentary Photograph
2. Low-reflective multi-layer coating: low-dispersion glass) ED) has 3 sheets of (ED) to effectively reduce dispersion aberration. It uses 2 aspherical glass (ASPH) and 5 high-index glass to reduce distortion, and achieve the same superior image quality from the center to the peripheral.
3. Large aperture of F4.0: the maximum aperture is F4, the minimum aperture is F22, the gear aperture mechanism effectively prevent the mistake contact of the aperture and provide a better shooting experience.
4. Aperture Blades: 10 round aperture blades improve image Lightweight and portable lens allows you to travel comfortably all day long.
5. 77mm Round Filter: Adopts a non-valve lens design on the end of the lens and can be attached to a round filter with a diameter of 3.0 inches (77 mm). Compatible with Sigma FP L, S1 S1R S1H S5, Leica SL SL1 SL2 and other cameras

Specifications:
Item Type: Full Frame Lens
Material: Metal, optical glass
> Weight: Approx. 823g / 29oz
Frame: Full Frame
Aperture Blades: 10 pieces
Focal Length: 15mm / 0.6"
Maximum Aperture: F4
Minimum Aperture: F22
Lens Structure: 13 elements in 9 groups
Angle of View: 1