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Senko : TVF3X1815IR-BCDN-MD

By: Senko
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CCTV Security Surveillance Lenses
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1/3" 18.0-55mm Motorized Day & Night Board Level Varifocal Lens

The Senko ADL TVF-3X1815IR-BCDN-MD Motorized Day & Night Board Level Varifocal Lens is the better solution of zoom and focus adjustment for IP/HD dome cameras. The TVF 3X1815IR-BCDN-MD ADL ultra compact motorized varifocal board lenses are able to adjust zoom and focus precisely from the remote location, without making the dome size bigger.
 

Type AI VARI
Focal Length 18.0~50.0mm
Fno. F1.5
Designed Image Format 1/3"(4.8x3.6mm)
Operation Range Iris = F1.5-F360; Focus = 1.0m ~ ∞ ; Zoom = 18.0 ~ 50.0mm
Control Iris = DC Galvanometer; Focus = Motorized; Zoom = Motorized
Object Size at MOD Wide = 198.0x266.2mm; Tele = 84.2x112.1mm
Field of View 1/3" 18.4~7.0º (D), 14.6~5.6º (H), 10.9~4.2º (V); 1/4" 13.7~5.3º (D), 10.9~4.2º (H), 8.2~3.2º (V)
Iris Control Galvanometer (Motor type); 190 Ω (Driving Coil/Supply Volt.); 465 Ω (Damping Coil/Current); 3.5V ~ 5.0V (IR cut filter)
Focus Control PM type stepping motor (Motor type); 2.8V ~ 3.6V (Operation voltage); 28.5 Ω /phase ± 7 % (Coil resistance); 1-2 phase Bipolar Constant voltage (Excite driving method); 1/131.574 (Reduction ratio); 0.342º (Step angle); 1M Ω or more (Insulation resistance)
Zoom Control PM type stepping motor (Motor type); 2.8V ~ 3.6V (Operation voltage); 28.5 Ω /phase ± 7 % (Coil resistance); 1-2 phase Bipolar Constant voltage (Excite driving method); 1/131.574 (Reduction ratio); 0.342º (Step angle); 1M Ω or more (Insulation resistance)
Operating Temperature -10~ 50ºC
Mount Ø 19 Straight Mount
Back Focus 12.92~7.59mm
Flange Back 13.5mm
Exit Pupil -39.24 ~ -1617.32mm
Aperture Front = Ø 20.5mm; Rear = Ø 9.2mm
Dimensions Ø 29x45.6mm
Weight 38g

 



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Prices and specifications subject to change without notice.