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Long pass filter

Long pass filter
Long pass filter
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Product Code : 43
Product Specifications
  • Material
  • optical glass, fused silica
  • Size
  • according to customer drawing
Product Description

A filter in which the pass band is a wavelength range higher than the wavelength range that is blocked. Long pass filters pass all wavelengths longer than the cut off wavelength. Long pass filters include cold mirrors, colored glass filters, and thermo set ADC (optical cast plastic) filters.

Capability 

Material:

Optical glass, fused silica

Diameter tolerance:

+0/-0.2mm

Thickness tolerance:

+/-0.1mm

Clear aperture:

80%

Surface quality:

40-20

Transmitted wavefront, P-V

Lambda/4

Coating type:

Long pass filter

Surface 1:

multi-layer dielectric coating

Surface 2:

MgF2

Transmission:

>85%

Cut-on tolerance:

2%

Cut-on Slope:

3%

Blocking:

Optical density, OD > 2

Trade Information
  • FOB Port
  • Fuzhou China
  • Payment Terms
  • Telegraphic Transfer (T/T), Days after Acceptance (DA), Paypal
  • Supply Ability
  • 20000 Per Month
  • Delivery Time
  • 5 Week
  • Sample Available
  • Yes
  • Sample Policy
  • Sample costs shipping and taxes has to be paid by the buyer
  • Packaging Details
  • Provide our standard package
  • Main Domestic Market
  • All India
  • Certifications
  • N/A

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