Articles related to "Chromic Aberration"

Anyone can perform simple testing procedures using a series of photos to assist lens choice and find the optimal settings for a lens.

Equivalent to a 28-380mm focal length zoom in 35mm terms, the DA 18-250mm lens handles landscapes and portraits as well as zooming in on sports and wildlife.

Canon unveils prototypes of two new high-performance prime telephoto lenses for its EOS Digital SLR camera range at the Expo.

Pentax is making up for lost time with an avalanche of new cameras and lenses at PMA 08 in Las Vegas. The scarcity of quality Pentax telephoto lenses may be over.