Tamron-F 2x PZ-AF BBAR MC7 teleconverter for Pentax K brand_Lowepro This wide-angle lens is surprisingly

This wide-angle lens is surprisingly compact and lightweight

The Kodak Medalist II is a classic medium format camera with a retractable 100mm f3

NOTE: this is not for the manual-focus C/Y mount

8 lens for C mount

Tamron-F 2x PZ-AF BBAR MC7 teleconverter for Pentax K brand_Lowepro This wide-angle lens is surprisinglyTamron F 2x PZ AF BBAR MC7 teleconverter for Pentax K mount cameras and lenses. This is an "autofocus" teleconverter with passthroughs for electronic contacts and mechanical focus coupling. So it will autofocus in theory, but autofocus performance will vary with lens, camera, and shooting conditions so don't bet the farm on it.