Vivitar Series 1 lenses are known for outstanding glass and superior construction. This lens has a fast fixed maximum aperture of f3.5. It would be an excellent addition to a classic manual focus Pentax kit or adapted to mirrorless.
This lens looks great. The lens is in excellent condition with light wear. The glass is clean and scratch-free with a moderate amount of dust inside. The focus and aperture are smooth and work perfectly.
Caps are included.