Ken Hoehn: Alberta Wild Category_Computer Accessories The constant f4 maximum aperture

The constant f4 maximum aperture provides an excellent balance between low-light performance and size

Capture images with an expanded perspective including creative deformation of subjects and sharp pan focus that extends throughout the entire frame

Its integrated helical screw system allows a variable extension of the lens of between 18 and 30 mm and thus enables the variation of the reproduction ratio

which also help ensure vividly accurate colour balance

Ken Hoehn: Alberta Wild Category_Computer Accessories The constant f4 maximum apertureProfiles some of Alberta's wild residents at home in the Province's wildest places. The book is filled with stories that will bring the joy of nature to a reader, documented with stunning imagery.