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Product Description

  • Model：TTL18.5-25-50C

  • Brand：Optiger

  • Series：German Designed Optiger TTL18.5 Series

  • Lens Type：Bi-telecentric Lens

  • FOV：25

  • AOV：/

  • Focal Length：/

  • Image Circle：1.1"

  • Pixel：/

  • Working Distance：50±5

  • 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:1.609x-0.059x

 >>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

Model

TTL18.5-25-50C

TTL18.5-25-50C-D

Max. FOV（mm）

25

25

Magnification

0.740

0.740

Working Distance（mm）

50±1

50±1

1.1”

H

14.16

19.14

19.14

V

10.37

14.01

14.01

D

17.60

23.78

23.78

18.5mm

H

14.80

20.0

20.0

V

11.10

15.0

15.0

D

18.50

25.0

25.0

Effective F number

7

16

Object Side Resolution（μm）

6.35

14.51

DOF（mm）

1.02

2.34

Measured Telecentricity（°）

<0.05

<0.05

Measured Distortion（%）

<0.05

<0.05

Lens Mount

C

C


OPTIGER is specialized in the manufacture of industrial lenses designed by German 
companies.With high-precisionbi-telecentric lenses as its core products,OPTIGER’s 
products line also includes FA prime lenses,zoom lenses,etc. R&D and manufacture 
tailored to customers’requirements are available.
http://gztengda.com/en


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