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Bi-telecentric Lens
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Optiger Lens
Product Description
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Model：TTL18.5-11.5-25C
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Brand：Optiger
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Series：German Designed Optiger TTL18.5 Series
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Lens Type：Bi-telecentric Lens
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FOV：11.5
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AOV：/
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Focal Length：/
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Image Circle：1.1"
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Pixel：/
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Working Distance：25±2
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Mount：C
With high telecentricity and low distortion, OPTIGER bi-telecentric lenses are mainly applied to precision measurement and high-precision visual positioning fields.
OPTIGER TTL18.5 Series Standard Bi-telecentric Lenses are standard C-mount lenses, available for industrial cameras with maximum sensor size of 1.1” (diagonal of 18.5mm).
>>Optical magnification:
>>FOV: 11.5mm -315mm, satisfying different requirements on field of view
>>WD: 25mm-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 |
TTL18.5-11.5-25C |
TTL18.5-11.5-25C-D |
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Max. FOV（mm） |
11.5 |
11.5 |
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Magnification |
1.609 |
1.609 |
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Working Distance（mm） |
25±2 |
25±2 |
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|
1.1” |
H |
14.16 |
8.8 |
8.8 |
|
V |
10.37 |
6.44 |
6.44 |
|
|
D |
17.60 |
10.94 |
10.94 |
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|
18.5mm |
H |
14.80 |
9.2 |
9.2 |
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V |
11.10 |
6.9 |
6.9 |
|
|
D |
18.50 |
11.5 |
11.5 |
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Effective F number |
7 |
16 |
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Object Side Resolution（μm） |
2.92 |
6.67 |
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DOF（mm） |
0.22 |
0.49 |
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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 |
C |
C |
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