Adapter for Pentax-K lens to Canon EOS

This adapter allows the use of Pentax=K lenses and accessories on your Canon Reflex EOS camera with EF and EF-S.

Before purchasing this item it is IMPORTANT to review the passages below as many Pentax-K lenses need modification before use with this adapter.

Modifications necessary for Pentax-K lenses

The bayonet mount of the Pentax reflex design has remained unchanged for decades.  There is a vast range of lenses and accessories in this series. the most outstanding being the Pentax SMC fixed focal. Other manufacturers offer good quality lenses with this mount such as Tamron, Sigma, Ricoh, Chinon, Cosina, Lomo, Vivitar or Zenit.  This adapter opens a world of economical options.

This adapter is a totally mechanical device and therefore it is not possible for the camera to control the diaphragm or the approach of the lens and must be adjusted manually.  This is not usually a problem in macro photography or when using a very long and fully opened telephoto lens, making the two applications very suitable for this type of adapter.

The majority of Pentax K lenses have a rear lever, that controls the diaphragm, which extends out the rear end.  This lever could hit the cameras mirror so it is necessary to remove it to enable you to use the lens with the adapter on your camera.

Maintains the infinity focus.