Canon Canonet QL17 45 mm F1.7 obiettivo classico modificato (conv'd) per Sony E & Nikon Z
This lens was a built-in lens on Canonet QL17 that your parent or grandparent probably used for you. Canon Lens SE 45mm F/1.7 from Canonet QL17. Canon Lens SE 45mm F/1.7. Very small lens, and great sharpness.