"The SMCP-A 645 55mm f/2.8 is a manual focus lens with ... of 1.5 feet with an angle of view of 65 degrees. Like all PENTAX lenses, this lens is treated with the acclaimed smc coating for maximum ...

"The SMC PENTAX-A 600mm f/5.6 ED (IF) lens meets professional standards by incorporating Extra-low Dispersion (ED) optical elements to produce a sharp, crisp image with minimal chromatic aberration.

To me, Pentax launching a medium format film camera makes all the sense in the world. The digital medium format space has ...