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Bi-telecentric Lens
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Optiger Lens
Product Description
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Model：TTL28.5-25-50F
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Brand：Optiger
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Series：German Designed Optiger TTL28.5 Series
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Lens Type：Bi-telecentric Lens
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FOV：25
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AOV：/
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Focal Length：/
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Image Circle：
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Pixel：/
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Working Distance：50±5
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Mount：F
With high telecentricity and low distortion, OPTIGER bi-telecentric lenses are mainly applied to precision measurement and high-precision visual positioning fields.
OPTIGER TTL28.5 Series Standard Bi-telecentric Lenses are standard F-mount lenses, available for industrial cameras with maximum sensor size of APS-C (diagonal of 28.5mm).
>>Optical magnification:0.920x-0.073x
>>FOV: 25mm -315mm, satisfying different requirements on field of view
>>WD: 50mm-545mm, satisfying different requirements on working distance
>>Distortion: <0.05%, telecentricity: <0.05°
>>Bi-telecentric design, very deep DOF, high resolution
>>Multi-layer coating, high transmittance
>>IP 65 for use in harsh industrial environments
>>Options between high resolution and deep DOF are available, satisfying different
>>Customized aperture is available
>>Working distance can be adjusted within certain limits as per customers’ requirements
Specifications
|
Type |
Lenses with High Resolution |
Lenses with Deep DOF |
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|
Model |
TTL28.5-25-50F |
TTL28.5-25-50F-D |
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Max. FOV（mm） |
28.5 |
28.5 |
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Magnification |
1.140 |
1.140 |
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Working Distance（mm） |
50±5 |
50±5 |
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APS-C |
H |
22.36 |
19.61 |
19.61 |
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V |
16.77 |
14.71 |
14.71 |
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|
D |
27.95 |
24.52 |
24.52 |
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|
28.5mm |
H |
22.80 |
20.00 |
20.00 |
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V |
17.10 |
15.00 |
15.00 |
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D |
28.50 |
25.00 |
25.00 |
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Effective F number |
9 |
16 |
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Object Side Resolution（μm） |
5.30 |
9.42 |
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DOF（mm） |
0.55 |
0.98 |
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Measured Telecentricity（°） |
<0.05 |
<0.05 |
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Measured Distortion（%） |
<0.05 |
<0.05 |
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Lens Mount |
F |
F |
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