Ultra HD Vari-Focal lens


Lens                     LL4K-16                                          LL4K-40
F Stop F1.4 F1.4-1.7
Focal Length 3.8-16mm 10-40mm
Optical Back focal Length 7.9mm 10.56-13.5mm
Lens Structure 8 groups / 12 slements 10 groups / 15 elements
FOV Diagonal 148˚ / 35.8˚ 27.84˚ 8.6˚
Spectrum Transmission                    >83%@550um, >85%@650um, >70%@850um
Focus Range 0-2m – Infinity Wide: 0.5m – Infinity Tele: 1.2m -Infinity
OPeration                         Zoom & Focus – Manual  Iris – Auto
Operating Temperature                                  -20˚C ~ +60˚C
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XV-LL4K-16 & XV-LL4K-40


  • Ultra HD 8 mega pixel Vari-focal lens
  • All Glass Optical for maximum clarity
  • 8-16mm and 10-40mm, DC Drive Iris control
  • Design for 1/1.7” sensor
  • Optimize for 4k Resolution camera
  • Auto-Iris
  • CS- mount



Ultra High Resolution

Design for use with 4K-resolution camera to ensure clarity from edge to edge.


Extra bright lens

Due to the glass clarity and the large aperture, it yield a superior result when use the the ultra low light cameras


CS -Mount

Standard mounting ensure it is compatible with any type of CCTV cameras in the market


All metal casing

This allow the lens to last much longer under high temperature environment without damage to the casing.






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