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computar T4Z2813CS-IR 1/3" Manual Iris Varifocal Lens (2.8-12mm)

B&H # COT4Z2813CSI Mfr # T4Z2813CS-IR
In Stock
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You Pay: $50.13
Product Highlights
  • Designed for CS-Mount Cameras
  • IR-Corrected
  • For 1/3" Format Sensors
  • 2.8-12mm Focal Length
  • Aperture of f/1.3
  • 0.3 m Minimum Focus
  • Manual Zoom & Focus
  • Manual Iris

The computar T4Z2813CS-IR 1/3” Manual Iris Varifocal Lens (2.8-12mm) is designed for CS-mount cameras with 1/3” format sensors. This lens facilitates easy focal length adjustments without having to move the camera from its installation point. This IR-corrected day/night lens captures clear images while eliminating focus shift and infrared bleed. With an aperture of f/1.3, the lens is suitable for surveillance in low-light as well as bright light conditions.

Designed for CS-mount cameras with 1/3" sensors
2.8-12mm focal length to clearly capture scenes requiring different focus settings
Easy focal length adjustments
Aperture of f/1.3 ensures enhanced performance in low-light as well as bright light conditions
IR-corrected day/night lens captures clear images, eliminating focus shift and infrared bleed
Manual iris adjustment for correct exposures
Focal Length 2.8 - 12 mm
Aperture Ratio 1:1.3 (maximum)
Image Format 4.8 x 3.6 mm (Ø6 mm)
Operational Specifications
Iris F1.3 - F16C
Focus 0.3 m - Infinity
Zoom 2.8 - 12 mm
Controls
Iris Manual
Focus Manual
Zoom Manual
Angle of View For 1/3" Type: 133 - 29.7° (diagonal), 102.2 - 23.7° (horizontal), 74.2 - 17.8° (vertical)
For 1/4" Type: 95 - 22.3° (diagonal), 74.2 - 17.8° (horizontal), 54.7 - 13.3°  (vertical)
Effective Lens Aperture Front: Ø23.0 mm
Rear: Ø7.4 mm
Back Focal Length Tele: 19.2 mm
Wide: 7.2 mm
Flange Back Length 0.49" (12.5 mm)
Mount CS
Approvals CE, RoHS
Operating Temperature -14 to 122°F (-10 to 50°C)
Dimensions Ø1.6 x 2.2" (40.7 x 56 mm)
Weight 2.22 oz (63 g)
computar T4Z2813CS-IR 1/3" Manual Iris Varifocal Lens (2.8-12mm)
  • 3-Year Warranty
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