Overview

The Dimension 135mm f/2.8 is a telephoto prime for manual-focus SLRs, possibly a rebranded Konica Hexar for Canada. Kenrockwell.com, reviewing the similar Nikon 135mm f/2.8 AI-s, reports outstanding sharpness at all apertures, fast f/2.8 speed, and exquisite mechanical quality in a compact, inexpensive package. Weaknesses are not noted; it suits those wanting an affordable, high-quality telephoto prime over a zoom.