Diameter (mm):

25.00 +0.0/-0.2

Angle of Incidence (°):

0

Optical Density OD (Average):

≥4.0

Cut-On Wavelength (nm):

1,250.00

Fused Silica (Corning 7980)

Coating:

Hard Coated

Rejection Wavelength (nm):

200 - 1230

Surface Quality:

60-40

Thickness (mm):

3.00

Thickness Tolerance (mm):

±0.1

Transmission (%):

≥91

Transmission Wavelength (nm):

1270 - 1650

Type:

Longpass Filter

Clear Aperture (%):

>80

Transmitted Wavefront, RMS:

≤λ/4 @ 633nm (prior to coating)

Cut-On Tolerance (%):

±1

Slope Factor (%):

<1

Environmental Durability:

Humidity per MIL-STD-810H, Section 507.6
Temperature per MIL-STD-810H, Section 501.7 and 502.7

Physical Durability:

Adhesion per MIL-PRF-13830B, Section C.4.5.12
Moderate abrasion per MIL-PRF-13830B, Section C.4.5.11
Cleaning per MIL-C-48497A Section 4.5.4.2

Note:

Arrow on part indicates filter coated surface.

Coating Specification:

Surface 1: Hard Dielectric Sputtered
Surface 2: AR Coated

Wavelength Range (nm):

200 - 1650

1250nm 25.0mm Dia, High Performance Longpass Filter

Regulatory Compliance

產品系列說明

1250nm 25.0mm Dia, High Performance Longpass Filter

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Regulatory Compliance

產品系列說明