Gardasoft
The Tamron 23FMXX-L series 2/3" C-mount lenses are high resolution
lenses for machine  vision, industrial applications, and security. These
C-Mount lenses work well with CMOS and CCD cameras. They feature
locking screws for the manual iris and focus adjustments which enable
these lenses to be used in high vibration environments.
SensorSmart Technologies, Inc.
2/3" High Resolution Mono-Focal

23FM65          6.5mm F/1.8, Manual Iris

23FM08L        8mm F/1.4 w/Lock, Manual Iris

23FM12L        12mm F/1.8 w/Lock, Manual Iris

23FM16L        16mm F/1.4 w/Lock, Manual Iris

23FM25L        25mm F/1.6 w/Lock, Manual Iris

23FM35L        35mm F/2.1 w/Lock, Manual Iris

23FM50L        50mm F/2.8 w/Lock, Manual Iris

23FM75L        75mm F/3.9 w/Lock, Manual Iris