TianCheng Optics CO., Ltd.
TianCheng Optics CO., Ltd.
  • neutral density filter
  • neutral density filter set
  • neutral density glass filter
  • neutral filter

ND Filter for Sale

ND Filter allows all wavelengths to pass through equally. Neutral density (ND) filters are categorized by their optical density (D) which is defined as the logarithm to the base 10 of the reciprocal of the transmittance. And we provide many types of neutral density filters.


  • neutral density filter
  • neutral density filter set
  • neutral density glass filter
  • neutral filter

Specification of ND Filter



Material

Optical Neutral Density Glass

Diameter Tolerance

+0.0, -0.2 mm

Thickness Tolerance

±0.1 mm

Surface Quality

60-40 Scratch And Dig

Clear Aperture

>85%

Parallelism

< 3 arc Minute

Flatness

2λ Per 25 mm @632.8 nm

Optical Density Tolerance

±5% @400-700 nm

Protective Bevel

<0.25 mm x 45°



Neutral Density Glass Type Filter Standard Products:

Optical Density

Transmission (%)

Thickness (mm) Appr.

φ20.0

φ25.4

Part No.

Part No.

0.1

79.4

1.35

TNF101

TNF201

0.2

63.1

3.44

TNF102

TNF202

0.3

50.1

2.4

TNF103

TNF203

0.4

39.8

3.31

TNF104

TNF204

0.5

31.6

1.84

TNF105

TNF205

0.8

15.8

3.03

TNF106

TNF206


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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