For 16mm Bell & Howell film projectors. Excellent, smooth zooming. Focus of course on projector. Small piece of surface loss on zoom ring (in pic).
Bell & Howell Cine Lenses 2 1/2x Telephoto Attachment & 1 1/2x Wide Angle, Cased
Bell & Howell Zoom Lens For Rare Mamiya ZX SLR
BELL & HOWELL LENS 23mm f/1.2 PROVAL MADE IN USA
Bell & Howell 100-200mm f/4.5 Lens, Pentax PK Mount
Bell & Howell 2x Tele Converter MC4 for Pentax PK refm
Bell & Howell 1 1/2x Wide Angle Teleconverter for Cine Lenses - Size 6
