滤光片

Optical Density

Density Tolerance @ 550nm

Transmission

Spectral Range

Thickness

25mm Dia

50mm x 50mm

0.1

±10%

79.43

400nm-700nm

3.73mm

0.2

±10%

63.1

400nm-700nm

1.53mm

0.3

±10%

50.12

400nm-700nm

2.46mm

0.4

±10%

39.81

400nm-700nm

3.39mm

0.5

±10%

31.62

400nm-700nm

1.91mm

0.6

±10%

25.12

400nm-700nm

2.32mm

0.7

±10%

19.95

400nm-700nm

2.73mm

0.8

±10%

15.85

400nm-700nm

3.13mm

0.9

±10%

12.59

400nm-700nm

1.75mm

1

±10%

10

400nm-700nm

1.95mm

1.5

±10%

3.16

400nm-700nm

2.96mm

2

±10%

1

400nm-700nm

1.96mm

3

±10%

0.1

400nm-700nm

2.96mm

4

±10%

0.01

400nm-700nm

2.84mm

Metallic Neutral Density Filter Sets

Consists of the following densities: 0.10, 0.30, 0.50, 1.0, 2.0, 3.0 and 4.0

Filter Size

Substrate Material

Set Part No.

12.5mm Dia

Glass

25.0mm Dia

Glass

50.0mm Dia

Glass

50.0mm sq.

Glass

12.5mm Dia

Fused Silica

25.0mm Dia

Fused Silica

50.0mm Dia

Fused Silica

50mm sq.

Fused Silica

Consists of the following densities: 0.10, 0.15, 0.20, 0.30, 0.40, 0.50, 0.60, 0.70, 0.80, 0.90, 1.0, 1.30, 1.50, 2.0, 2.50, 3.0 and 4.0

12.5mm Dia

Glass

25.0mm Dia

Glass

50.0mm Dia

Glass

50.0mm sq.

Glass

12.5mm Dia

Fused Silica

25.0mm Dia

Fused Silica

50.0mm Dia

Fused Silica

50mm sq.

Fused Silica

Absorptive Neutral Density Filter Sets

Consists of the following densities: 0.10, 0.30, 0.50, 1.0, 2.0, 3.0 and 4.0

Filter Size

Set Part No.

25.0mm Dia

50mm sq.

Consists of the following densities: 0.10, 0.20, 0.30, 0.40, 0.50, 0.60, 0.70, 0.80, 0.90, 1.0, 2.0, 3.0 and 4.0

25.0mm Dia

50mm sq.

Metallic Neutral Density Filters (2.0μm to 14μm)

Optical Density

Nominal Transmittance (%)

25mm Dia

50mm Dia

0.3

50

0.5

31.62

1

10

2

1

3

0.1