Spec Sheet

IR-Corrected Varifocal Lenses
LTC3364/21 LTC3664/30 LTC3664/40 LTC 3674/20
Image format
1/3 inch 1/3 inch 1/3 inch 1/3 inch
Zoom Range
2.1x Varifocal 2.7x Varifocal 3.9x Varifocal 6.7x Varifocal
Focal length
2.8-6 mm 3-8 mm 2.8-11 mm 7.5-50 mm
Iris range Color
F1.4 to 300 F1.0 to 360 F1.4 to 360 F1.3 to 360
Iris range IR
F1.4 to 300 F1.0 to 360 F1.4 to 64 F1.3 to 64
Wavelength
400 to 950 nm 400 to 950 nm 400 to 950 nm 400 to 950 nm
Min. Object
Distance
0.30 m
(1.0 ft)
0.30 m
(1.0 ft)
0.35 m
(1.1 ft)
0.40 m
(1.3 ft)
Back focus
Distance
7.5 mm
(0.30 in)
7.5 mm
(0.30 in)
8.6 mm
(0.34 in)
8.1 mm
(0.32 in)
Lens mount
CS-mount CS-mount CS-mount CS-mount
Flange back distance
12.5mm 12.5mm 12.5mm 12.5mm
Weight
59 g (0.13 lb) 60 g (0.13 lb) 79 g (0.17 lb) 68 g (0.15 lb)
Angle of view
1/3 in. wide (HxV)
96.9° x 72.5° 93.2° x 69° 97.4° x 72.4° 36.6° x 27.4°
1/3 in. tele (HxV)
46.7° x 35.1° 35.2° x 26.4° 26.2° x 19.7° 5.64° x 4.26
½ in. wide (HxV)
- - - -
½ in. tele (HxV)
- - - -
Pre-Position
- - - -
Iris Specs.
Iris Control
DC-iris DC-iris DC-iris DC-iris
Op. Voltage
- - - -
Response Speed
- - - -
Op. Current
- - - -
Input Signal
- - - -
Impedance
- - - -
Iris Accuracy
- - - -
Sensitivity
Autoiris Override
- - - -
Zoom Specs.
Zoom control
Manual Manual Manual Manual
Zoom Speed
- - - -
Op. Voltage
- - - -
Op. Current
- - - -