The CS-3816-8MP CS-Mount 3.8-16mm Varifocal Lens with Long Cable from Marshall Electronics is designed for use with 8MP cameras that have a 1/1.7" sensor. This varifocal lens is IR corrected and features a 3.8-16mm focal length with a 148 to 35.8° diagonal field of view. It has a DC auto iris and manual focus and zoom operation with lock screws.

• IR corrected
• f/1.4 aperture
• Eight groups and 13 elements, all glass
• 0.66' to infinity focus range
• 7.9mm back focal length
• 0.5 kgf-cm clamp force
• 11° (1/1.7" sensor), 10.7° (1/1.8" sensor), and 10.5° (1/1.9" sensor) chief ray angles
• Relative illumination up to 48% (wide) and 92% (tele)
• TV distortion as low as 18% (wide) and 0.8% (tele)
• >83% at 550nm, >85% at 650nm, and >70% at 850nm spectral transmission
• CE and RoHS certified