Tamron 21HC camera lense
Machine Vision Lens (f=50mm)
P/N
21HC
CCD size
2/3”
Mount
C mount
Focal length
50mm
Aperture range
2.8-22
Angle of View
2/3”
10.0 x 7.5
(horizontal x
vertical)
1/2”
7.3 x 5.5
1/3”
5.5 x 4.1
Focusing range
Operation
0.44m-infinity
Focus
Manual w/lock
Iris
Manual w/lock
Filter size
M25.5 P=0.5mm
Back focus (in air)
22.10mm
Exit Pupil Position
-29.52mm
1st Optical Principal Point
-3.660mm
2nd Optical Principal Point
-27.884mm
Distance between 1st & 2nd
0.826mm
Effective
Front
17.5mm
Diameter
Rear
10.8mm
Optical Construction
4 groups / 4 elements
Distortion
0.12%
Overall Length
25.050mm
Maximum Diameter
Weight
Operating Temperature
For High Quality Machine Vision
30.5mm
52g
-5 + 50C
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