Tokina RMC Doubler for M/MD 8605088 Made in Japan For Minolta MDThis Tokina RM

Tokina RMC Doubler for M/MD 8605088 Made in Japan For Minolta MD This Tokina RMC Doubler is a 2x teleconverter for use with cameras and lenses that have the Minolta MD lens mount.  It effectively doubles the focal length of any lens attached to it, at the cost of two f-stops of light.  For instance, a 100mm f2.8 lens when used with this doubler would become a 200mm f5.6 lens. R2