Spec Sheet

LTC 3364/21 Varifocal
Lens IR corrected
--- MISSING LINK --- LTC 3664/40 Varifocal
Lens IR corrected
LTC 3674/20 Varifocal
Lens IR corrected
Op. Current - - - -
Focus Specs.
Focus Control Manual Manual Manual Manual
Focus Speed - - - -
Op. Voltage - - - -
Op. Current - - - -
Temperature Range -10 °C to +50 °C
(+14 °F to +122 °F)
-10 °C to +50 °C
(+14 °F to +122 °F)
-10 °C to +50 °C
(+14 °F to +122 °F)
-10 °C to +50 °C
(+14 °F to +122 °F)
LTC 3764/20 Varifocal
Lens IR corrected
LTC 3774/30 Varifocal
Lens IR corrected
LTC 3783/51 Zoom Lens IR
corrected
LTC 3793/51 Zoom Lens IR
corrected
Image format 1/2 inch 1/2 inch 1/2 inch 1/2 inch
Zoom Range 3x Varifocal 4x Varifocal 10x Zoom 18x Zoom
Focal length 4-12 mm 10-40 mm 8.5 – 85 mm 8.6 – 154 mm
Iris range Color F1.2 to 360 F1.4 to 360 F1.6 to 360 F2.5 to 360
Iris range IR F1.2 to 64 F1.4 to 64 F1.6 to 180 F2.5 to 360
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)
0.5 m
(1.6 ft)
1.5 m
(5 ft)
4 m
(13 ft)
Back focus
Distance
9.0 mm
(0.35 in)
12.4 mm
(0.49 in)
14.65 mm
(0.3 inch)
13.75 mm
(0.3 inch)
Lens mount CS-mount CS-mount C-mount C-mount
Flange back distance 17.526mm 17.526mm 17.526mm 17.526mm
Weight 68 g (0.15 lb) 87 g (0.19 lb) 900 g (1.98 lb) 3840 g (8.47 lb)
Angle of view
1/3 in. wide (HxV) 68.9° x 51.3° 27.5° x 20.4° 31.3° x 23.5° 30.5° x 23.18°
1/3 in. tele (HxV) 23.4° x 17.5 7.0° x 5.2 3.28° x 2.47° 1.82° x 1.37°
½ in. wide (HxV) 93.6° x 68.9° 37.5° x 27.5° 41.5° x 31.3° 40.7° x 30.9°
½ in. tele (HxV) 31.2° x 23.4° 9.2° x 7.0° 4.34° x 3.28° 2.42° x 1.82°
Pre-Position - - Yes Yes
Iris Specs.
Iris Control DC-iris DC-iris 4-pin Video-iris 4-pin Video-iris
Op. Voltage - - 8 to 15 VDC 8 to 15 VDC
Response Speed - - approx. 2 sec approx. 1.5 sec
Op. Current - - 40 mA 50 mA
Input Signal - - VS or V VS or V
5 | IR-Corrected Zoom and Varifocal Lenses