Theia Technologies CS-Mount 12-50mm f/1.8-Close 4K Motorized Auto-Iris Varifocal Lens with Zoom/Focus Limit Switch

Theia Technologies CS-Mount 12-50mm f/1.8-Close 4K Motorized Auto-Iris Varifocal Lens with Zoom/Focus Limit Switch

Theia Technologies CS-Mount 12-50mm f/1.8-Close 4K Motorized Auto-Iris Varifocal Lens with Zoom/Focus Limit Switch

B&H # THTL1250AR5 MFR # TL1250AR5
Theia Technologies CS-Mount 12-50mm f/1.8-Close 4K Motorized Auto-Iris Varifocal Lens with Zoom/Focus Limit Switch

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  • 1Description

The Theia Technologies CS-Mount 12-50mm f/1.8-Close 4K Motorized Auto-Iris Varifocal Lens is designed for use with up to 1/1.7” sensors and offers motorized zoom, focus, and iris. It features a limit switch for zoom and focus. Thanks to the compact design, it can easily fit into 4” domes. With an aperture range of f/1.8-close, the lens can be used for surveillance in low-light as well as bright light conditions.

In the Box
Theia Technologies CS-Mount 12-50mm f/1.8-Close 4K Motorized Auto-Iris Varifocal Lens with Zoom/Focus Limit Switch
  • Limited 2-Year Warranty
  • Table of Contents
    • 1Description
    Focal Length 12-50mm
    Image Circle Up to Ø9.4 mm
    Resolution 12.4 MP
    Aperture F/1.8 @ 12mm - F/2.4 @ 50mm to close
    Focus Range 6.56' to infinity (2 m to infinity)
    Back Focal Length 0.32" / 8.2 mm (in air)
    Angle CRA: < 7°
    Distortion < 10% at 12mm, < 2% at 50mm
    Relative Illumination >40%
    Transmission Lens: >80%
    Field of View 1/1.7": 36 to 8.6° (horizontal), 26 to 6.5° (vertical), 46 to 11° (diagonal)
    1/1.8": 36 to 8.6° (horizontal), 23 to 5.8° (vertical), 44 to 10° (diagonal)
    1/1.8" 4K: 35 to 8.5° (horizontal), 17 to 4.3° (vertical), 40 to 9.5° (diagonal)
    1/2": 30 to 7.4° (horizontal), 23 to 5.6° (vertical), 39 to 9.2° (diagonal)
    1/2.3": 30 to 7.2° (horizontal), 22 to 5.5°, 38 to 9° (diagonal)
    1/2.5": 27 to 6.7° (horizontal), 20 to 5.0° (vertical), 34 to 8.3° (diagonal)
    Zoom/Focus Drive: Stepper motor
    2 phase bipolar drive
    Operation Voltage: 3.3 V
    Operating Range: 2.6 to 4.8 V
    Maximum Continuous Operation Time (seconds) for Operation Voltage and Ambient Temperature:
    @ 68°F (20°C): 60 sec (3.3 V), 12 sec (4 V), 6 sec (4.8 V)
    @ 104°F (40°C): 35 sec ((3.3 V), 9 sec (4 V), 5 sec (4.8 V)
    @ 140°F (60°C): 20 sec (3.3 V), 6 sec (4 V), 4 sec (4.8 V)
    Coil Resistance: 28.5 Ohms (±7%)
    Gear Ratio: 1:1954
    Zoom Speed: 4 sec (@1000 pps)
    Zoom Cam Rotation: 75°
    Focus Speed: 8.9 sec (@600 pps)
    Focus Cam Rotation: 102°
    Focus/Zoom Connectors: Housing: Molex 51021-0800
    Terminal: Molex 50058-8000
    Cable Length: 5.9" (150 mm)
    Auto Iris Control Drive: DC
    Operation Voltage: 3 V (2.5 to 5 V)
    Maximum Current Consumption: 22 mA
    Drive Coil Resistance: 190 Ohms
    Damper Coil Resistance: 855 Ohms
    Connector Type 1 (Molex)
    Connector Type: Housing: Molex 51021-0400, Terminal: Molex 50058-8000
    Cable Length: 5.9" (150 mm)
    Connector Type 2 (CCTV)
    Connector Type: Housing: EYC 221
    Cable Length: 11.8" (300 mm)
    Limit Switches Zoom/Focus Limit Switch
    Type: Photo interrupter, phototransistor
    Part Model: Sharp GP1S396HCPSF
    Operating Voltage: 3.3 V
    Output level: >2.2 V HIGH, <0.6 V LOW
    Connector Type: FPC cable
    Board-side Mating Connector Type (not supplied): Molex 52746-0671, Molex 52745-0697, Molex 52559-0652
    Cable Length: 5.9" (150 mm)
    Operating Temperature & Humidity 4 to 140°F (-20 to 60°C)
    Humidity: <70%, non-condensing
    Storage Temperature & Humidity -22 to 158°F (-30 to 70°C)
    Humidity: <90%, non-condensing
    Dimensions (Ø x L) 2.4 x 2.53" (61 x 64.3 mm)
    Weight 2.57 oz (73 g)
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