Name: 0.5 OD, 25mm Dia., NIR I Coated, Absorptive ND Filter
Brand: Hoya
SKU: 13-168
Price: NT$2,555

Diameter (mm):

25.00

Optical Density OD (Average):

0.5 ±0.05 @ 400-700nm (Uncoated Filter)

Nominal Optical Density @ Center of Coating:

0.68 @ 900nm

Glass/Filter Number:

ND Filter Glass

Coating:

NIR I (600-1050nm)

Index of Refraction n_d:

1.51

Surface Quality:

80-50

Transformation Temperature (°C):

535

Thickness (mm):

2.00

Thickness Tolerance (mm):

±0.5

Transmission (%):

32.0 (average) @ 400 - 700nm

Type:

Neutral Density Filter

Blocking Wavelength Range (nm):

400 - 700

Dimensional Tolerance (mm):

±0.1

Parallelism (mm):

<0.02

Coating Specification:

R_avg ≤0.5% @ 600 - 1050nm

Wavelength Range (nm):

600 - 1050

Stock No. of Uncoated Filter:

#48-089

0.5 OD, 25mm Dia., NIR I Coated, Absorptive ND Filter

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