Long working distance is required for recent device because production line becomes more complicated.
In general, as working distance is longer, a lens body becomes longer and longer TL-220 series are designed for high resolution and short lens length with long WD.



Model
Magnification
vc
Maximum
compatible CCD
Mount
TL05C-220
0.5~
222mm
1/1.8
b Mount
TL07C-220
0.7~
222mm
1/1.8
b Mount
TL10C-220
1~
222mm
1/1.8
b Mount
TL20C-220
2~
222mm
1/1.8
b Mount
* Indicated specifications are design values.@Resolution indicates a theoretical resolution at a wavelength of 550nm.
* Depth of field is calculated assuming a horizontal 320 TV resolution using 1/2 CCD camera (permissible circle of confusion 40).


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