Tamron-F SP Tele-Converter 2X KR BBAR MC7 for Pentax K brand_Ricoh It provides automatic function on

It provides automatic function on select cameras (check your camera's instructions) and manual control for the rest- a versatile

This is a scale-focusing camera

8 lens and a nifty feature where the camera will tell you where it focused

The Nikon ED AF Micro Nikkor 200mm f/4D is a professional full-frame prime lens for the F mount which focuses internally down to 1:1 with an impressive 50cm of working distance and boasts superb image quality at any range

Tamron-F SP Tele-Converter 2X KR BBAR MC7 for Pentax K brand_Ricoh It provides automatic function onThe Tamron F SP Tele Converter 2X KR BBAR MC7 is a good quality manual focus teleconverter for Pentax K mount lenses. It's got electronic passthrough for A type lenses, but no autofocus capability. In very good condition, with light cosmetic finish wear; clean glass, good function. A teleconverter will double the focal length of your lens, at the cost of a few stops of light.