TianCheng Optics CO., Ltd.
TianCheng Optics CO., Ltd.
  • infrared len

Infrared Lens

Infrared lens including germanium silicon lens, mainly used in infrared night vision instrument, thermometer, infrared photography lens, etc. We are here for customers seeking for high-quality thermal infrared lens.

  • infrared len

Specification of Infrared Lens


Material

Silicon/Ge

Design Wavelength

546.1 nm

BK7

1.5183 ± 0.0005

Fused Silica

1.46008±0.00005

Diameter Tolerance

+0.00, -0.15 mm

Thickness Tolerance

±0.2 mm

Paraxial Focal Length

±2%

Centration

<3 Arc Minutes

Clear Aperture

>85%

Surface Irregularity

λ/4@632.8 nm

Surface Quality

60-40 Scratch And Dig

Protective Bevel

0.25 mm x 45°


Infrared Lens Capacity


Material

Silicon, Germanium, CaF2, MgF2,  ZnSe, ZnS

Diameter

0.5 to 350 mm

Diameter Tolerance

+0/-0.02 mm

Thickness Tolerance

±0.01 mm

Surface Quality

10-5

Surface Figure

λ/10

Centration

1 Minute or 30 Second

Coating

Uncoated, AR and HR



Si Plano-Concave Lens Standard Products


Part No.

f (mm)

Ф(mm)

R1 (mm)

t c(mm)

t e(mm)

f b(mm)

TPE201

-10.0

6.0

5.18

2.0

2.9

-11.3

TPE202

-20.0

10.0

10.37

2.0

3.2

-21.3

TPE203

-50.0

12.7

25.92

2.0

2.5

-51.3

TPE204

-100.0

25.4

51.83

2.0

3.6

-101.3

TPE205

-200.0

25.4

103.66

2.0

2.7

-201.3

TPE206

-500.0

25.4

259.15

2.0

2.3

-501.3

TPE207

-1000.0

25.4

518.3

2.0

2.2

-1001.3



Contact Us

If you would like to build your own precision optical products or request a quote, please click one of the two buttons below. Otherwise, please fill out the form below with any questions or concerns.

TianCheng Optics CO., Ltd.
Tian Cheng Optics CO.,Ltd
  • Address

    No. 1567 Liu Ying Lu, Kuan Cheng District, Chang Chun, P.R. China

  • Call Us

    86-431-89851801

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