The Leica Super-Elmar-M 18 mm f/ 3.8 ASPH is a superwide-angle fast multi-coated lens with almost completely corrected geometric distortion for Leica-M rangefinder cameras.
With angle of view of 100° it is fit for outdoor and indoor photography when wide open.
When used on cropped digital SLR cameras the Leica M8/M8 has an equivalent focal length of 24 mm.
The optical scheme of the Leica Super-Elmar-M 18 mm f/3.8 ASPH includes a biconvex aspherical element providing high contrast and resolution at all aperture values.
Aberrations are well corrected. Vignetting is slight and visible only when wide open, while distortion is almost absent (maximum level of distortion does not exceed 1.8%).
A camera can be equipped with a special 18 mm viewfinder for a convenient use. 18 mm.
Due to its focal length and very large depth of field, the Leica Super-Elmar-M 18 mm f/ 3.8 ASPH can be used at hyperfocal range. In this case focusing and shooting can be very fast.
The table of depth of field:
The lens is well done in a constructive way. The body is metal without plays and with very smooth movement of the rings.
Besides, the quality of Leica optical systems is well heard about by all photographers. And this lens is not an exclusion in this respect. The image is sharp, rather contrastive with good color and at the same time with good volume.
TheLeica Super-Elmar-M 18 mm f/ 3.8 ASPH is ideal for shooting landscapes, architecture, interiors and genre photography.
It comes completed with a hood.
The lens can be used by means of adapters on mirrorles Sony NEX and Micro 4/3 cameras.
Links to online resources:
Posted by: Sergei Borodin Date of publication: 08.11.2010