By: Senko
CCTV Security Surveillance Lenses
Contact us for lowest price (800) 284-2288, (858) 565-1101,, or fax (858) 300-4193
1/3" 2.8-12mm Pro Series Day & Night CS-Mount Varifocal Lens

The Senko ADL TV-4X2812D Pro Series Day & Night CS-Mount Varifocal Lens provides high resolution images and superior sensitivity with IR corrective feature. The TV 4X2812D has ED (extra-ordinary low Dispersion) glass element which provides crisp color images in the daytime visible light, black and white images in the nighttime IR light, without refocusing.

TV4X2812D features include:

  • 2.8-12.0mm
  • CS Mount
  • DC A/I Varifocal lens for all camera types
Focal Length 2.8~12mm
Fno. F1.2
Designed Image Format 1/3"(4.8x3.6mm)
Operation Range Iris = F1.2-F360; Focus = 0.2m ~ ∞ ; Zoom = 2.8 ~ 12mm
Control Iris = DC Galvanometer; Focus = Manual; Zoom = Manual
Field of View 1/3" 124.9º~29.7º (D), 98.5º~23.8º (H), 73º~17.8º (V); 1/4" 92º~22.3º (D), 73º~17.8º (H), 54.3º~13.4º (V)
Iris Control 190 Ω (Driving Coil/Supply Volt.); 855 Ω (Damping Coil/Current)
Operating Temperature -10~ 50ºC
Mount CS
Back Focus 8.1 ~ 20.2mm
Mechanical Bf 8.1mm
Exit Pupil 58.9 ~ -31.6
Aperture Front = Ø 20.9mm; Rear = Ø 8.9mm
Dimensions 35x47.9x53.3mm
Weight 58g


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Prices and specifications subject to change without notice.