Category Archives: Lenses

This is the 50mm standard lens that come with my Ricoh KR-5 Super. However, it seems that the camera had also been sold with an non-XR version of this lens (see photo in Camera-wiki entry: http://camera-wiki.org/wiki/Ricoh_KR-5_Super). There is also an … Continue reading →

Vivitar was a distributor of photographic equipments established in 1938. Although there are thousands of Vivitar lenses (mostly manual focus) in the second hand market, Vivitar actually did not make any of these lenses themselves. They were all out-sourced to different … Continue reading →

The Sigma XQ 39-80mm f3.5 is introduced in 1975 as the first zoom lens in the Sigma XQ series. The XQ series is the predecessor of the modern EX series, all lenses in this series have above-average optical quality and … Continue reading →