2/3" Support, IR-Corrected Fixed Focal Length Lenses VS-H-IRC Series
Table for WD, FOV and Extension Tube Length (Reference)
Exten- sion Tube (mm)
VS-H1620-IRC f16 ∞～ 500 500
VS-H2520-IRC f25 ∞～ 500 500
VS-H3520-IRC f35 ∞～ 500 500 102.9 x 121.7 69.6 x 92.8 0.069x
Model Focal Length Focus WD
MTF ［30％］ (lp/mm: unit of resolution)
229.0 x 271.0 154.8 x 206.5 0.031x
147.9 x 175.0 100.0 x 133.3 0.048x
2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag. WD 2/3" 1/2" Mag.
0
200 lp/mm
200 lp/mm
Center
Periphery
Image height 70%
Support sensor / image circle size
411.3 85.5 x 101.2 57.8 x 77.1 0.083x 350.3 73.2 x 86.6 49.5 x 66.0 0.097x 304.7 64.0 x 75.7 43.2 x 57.7 0.111x 267.1 56.3 x 66.7 38.1 x 50.8 0.126x 154.9 33.6 x 39.8 22.7 x 30.3 0.211x 87.8 20.1 x 23.7 13.6 x 18.1 0.354x 59.4 14.3 x 16.9 9.7 x 12.9 0.496x 43.6 11.1 x 13.1 7.5 x 10.0 0.639x 33.6 9.1 x 10.8 6.1 x 8.2 0.781x
504.8 229.0 x 271.0 154.8 x 206.5 0.031x 245.7 114.5 x 135.5 77.4 x 103.2 0.062x 159.3
245.7 114.5 x 135.5 77.4 x 103.2 0.062x 157.5
1232 355.0 x 420.0 240.0 x 320.0 0.020x 606.9 177.5 x 210.0 120.0 x 160.0 0.040x 398.5 118.3 x 140.0 80.0 x 106.7 0.060x 294.3 88.8 x 105.0 60.0 x 80.0 0.080x 106.7
349.5 104.4 x 123.5 70.6 x 94.1 0.068x 265.9
2494 507.1 x 600.0 342.9 x 457.1 0.014x 1198 244.8 x 289.7 165.5 x 220.7 0.029x 804.4 165.1 x 195.3 111.6 x 148.8 0.043x 604.1 124.6 x 147.4 84.2 x 112.3 0.057x 234.0
1/4"
1/3" 1/2" 1/1.8" 2/3"
1" 1.1" 4/3"
0.5
● 2/3", 8MP, 2.74 µm support ● Compact design with smaller and lighter housing ● Minimized focus shift from visible to IR range, mak- ing it suitable for a wide range of applications from FA to ITS ● Maintains high resolution both in the ∞ range and in near field of view
75.5 x 89.4 51.1 x 68.1 0.094x 115.1 56.8 x 67.2 38.4 x 51.2 0.125x 89.6 45.5 x 53.8 30.8 x 41.0 0.156x 33.4 20.7 x 24.5 14.0 x 18.7 0.343x
80.7 x 95.5 54.5 x 72.7 0.088x 213.2 65.7 x 77.8 44.4 x 59.3 0.108x 177.1 55.5 x 65.6 37.5 x 50.0 0.128x 82.5 28.6 x 33.9 19.4 x 25.8 0.248x 37.5 15.8 x 18.8 10.7 x 14.3 0.448x
1
76.3 x 90.3 51.6 x 68.8 0.093x 115.1 56.8 x 67.2 38.4 x 51.2 0.125x 38.2 22.8 x 27.0 15.4 x 20.6 0.311x
1.5
2
35.5 x 42.0 24.0 x 32.0 0.200x 44.2 17.8 x 21.0 12.0 x 16.0 0.400x
49.7 x 58.7 33.6 x 44.8 0.143x 111.8 24.9 x 29.5 16.8 x 22.5 0.285x 70.6 16.6 x 19.6 11.2 x 15.0 0.428x 50.2 12.5 x 14.7 8.4 x 11.2 0.570x 37.9 10.0 x 11.8 6.7 x 9.0 0.713x
5
Focal Length (f) Maximum Aperture Ratio Aperture Angle of View (2/3") M.O.D TV Distortion (2/3") Operation Wavelength Mount Flange Back Sensor Size (max.) Filter Thread Weight (approx.) Dimension Focal Length (f) Maximum Aperture Ratio Aperture Angle of View (2/3") M.O.D TV Distortion (2/3") Operation Wavelength Mount Flange Back Sensor Size (max.) Filter Thread Weight (approx.) Dimension Focal Length (f) Maximum Aperture Ratio Aperture Angle of View (2/3") M.O.D TV Distortion (2/3") Operation Wavelength Mount Flange Back Sensor Size (max.) Filter Thread Weight (approx.) Dimension
16 mm 1：2.0 F2.0 ～ 16 25.3°x 29.9°(Diagonal：39.1°) 500 mm -0.92 % Manua（l Lock screw M2） Visible ～ 950mn C-Mount 17.526 mm 2/3" M 30.5 P = 0.5 96 g φ35（max.）x L ＝ 42.5 mm 25 mm 1：2.0 F2.0 ～ 16 16.3°x 19.2°(Diagonal：25.1°) 500 mm -0.33 % Manua（l Lock screw M2） Visible ～ 950mn C-Mount 17.526 mm 2/3" M 30.5 P = 0.5 100 g φ35（max.）x L ＝ 45 mm 35 mm 1：2.0 F2.0 ～ 16 11.6°x 13.7°(Diagonal：18.0°) 500 mm -0.20 % Manua（l Lock screw M2） Visible ～ 950mn C-Mount 17.526 mm 2/3" M 30.5 P = 0.5 106 g φ35（max.）x L ＝ 47.5 mm
VS-H1620-IRC
10
15
20
25
VS-H2520-IRC
30
35
40
45
VS-H3520-IRC
50
Description of the table (mm)
Model Focal Length Focus WD
VS-H○○○○-IRC (f ) ∞～500mm 103
Extension Tube (mm)
Object Distance (mm) The distance between the object and the front of the lens
130 24x32 19x25 0.20x
1/2" 1/3" Mag.
18x24 14x19 0.25x
FOV with a 1/2" sensor FOV with a 1/3" sensor Optical Magnification
5
Length of Extension Tube (t)
14
15
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