The versatile Summilux-M 21mm f/1.4 ASPH. lens from Leica is a fast and wide-angle lens ideal for capturing images with great detail and clarity. Its super wide-angle lens is complemented by a couple of aspherical elements and a unique partial dispersion system to suppress spherical and chromatic aberrations. This optical design features a floating element system for consistent image quality. A super wide-angle prime with a fast f/1.4 aperture is ideal for capturing low-light scenes. It also allows you to control the depth of field.

Leica M-Mount Lens

Two Aspherical Elements 

Five Low Dispersion Elements 

Floating Elements System

Minimum Focus Distance: 2.3'

21mm Focal Length

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The dual aspherical elements of the Summilux-M lens suppress distortion and spherical aberrations for enhanced sharpness. The integrated floating elements system ensures that consistent image quality is achieved even at the lowest focusing distance. The lens features a male thread on the front.

The five anomalous dispersion components minimize chromatic and color aberrations for enhanced clarity and consistent image quality. They also provide a well-defined and stable illumination.  

The versatile Summilux-M 21mm f/1.4 ASPH. lens from Leica can accept Series 8 filters. The Summilux-M lens from Leica features a 92 degree angle of view and a 10 element matrix in 8 groups. It has a minimum focus distance of 2.3' and a maximum aperture of f/1.4.

The versatile Summilux-M 21mm f/1.4 ASPH lens from Leica is a great choice for capturing images with great detail and clarity. It features a hood and a rear lens cap.