Tamron 105mm f/2.5 Adaptall model CT-105

Tamron 105mm f/2.5 Adaptall model CT-105 is a manual focus prime lens for full frame cameras.

Optical design

Has 6 aperture blades, this number of blades are commonly used. Having rounded blades provides out of focus circle shape closer to a circle. Bright lens thanks to the high aperture value

Physical characteristics

52 mm long, this small lens should be always in the camera bag. With a lens filter diameter of 52 mm commonly filter size, gives you a variety of filter options. Weights 275 grams so consider putting to your camera bag.