The Tri-Elmar M is a 21mm f/4 ASPH lens with a Leica m-mount. It features two aspherical elements and a floating elements system. The versatile Tri-Elmar M is a super-wide lens that can be used with three different focal lengths. This allows you to shoot with various architectural and interior subjects with one lens. Its optical design features a pair of Aspherical elements, which minimize distortion and provide a more compact and accurate form factor. It features a variety of flexible focal lengths and a built-in floating elements system for maintaining high-quality images even at close range. This three-focal-length zoom lens can be used with a variety of focal lengths. It can be used with the 18mm, 16mm, and 21mm settings to create a unique field of view.

Leica M-Mount Lens 

Aperture Range: f/4 to f/22

Internal Focusign Design

Minimum Focus Distance: 1.6'

Two Aspherical Elements 

This versatile lens is ideal for capturing architectural and interior scenes, and it features a super wide angle lens that significantly reduces distortion. The two Aspherical elements in the lens minimize spherical distortions and improve the clarity and sharpness of images at every aperture level.

A manual focusing technique is utilized with the floating elements system to maintain consistent images regardless of the focusing distance at each focal length. The aspherical elements help create a more compact form factor. The Tri-Elmar M lens is a versatile lens that can be used with a variety of focal lengths. It features a male thread on the front. It can be attached to a compatible 67mm filter holder.