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Optics Manufacturers & Suppliers in China

We are specializing in developing, producing optical Lens

Longpass Filter

Optical Filter

Longpass Filter

Specification :

Diameter or Size : 5mm ~ 200mm

Transmittance :T>90
Cut-off Wavelength : T<1%

Type : Longpass Filter

  • Product Detail

High-Performance Longpass Filter for Optical Applications

Our Longpass Filters are precision-engineered to allow wavelengths longer than a specific cutoff to pass through while blocking shorter wavelengths. They are essential components in spectroscopy, fluorescence imaging, and laser systems.

Key Features:

  • High Transmission: Ensures maximum light throughput for wavelengths above the cutoff.
  • Durable Materials: Made from premium optical glass or quartz for long-term performance.
  • Wavelength Range: Available for UV, visible, and IR applications.
  • Customizable: Tailored specifications available to meet unique project requirements.

Specifications:

  • Cutoff Wavelength: [Specify, e.g., 500nm, 700nm, etc.]
  • Material: Optical glass/quartz/dichroic coating
  • Thickness: [Specify, e.g., 2mm, 3mm]
  • Diameter/Size: [Specify, e.g., 25mm, 50mm]
  • Surface Quality: [e.g., 40/20 scratch/dig]
  • Coating Options: AR coatings for improved performance

Applications:

  • Spectroscopy
  • Fluorescence Microscopy
  • Laser Systems
  • Imaging Systems
  • Medical and Scientific Instruments

Why Choose Us?

  • Advanced manufacturing processes for precision optics
  • Competitive pricing and bulk order discounts
  • Quick turnaround on custom orders

Call to Action (CTA):
Contact us today for high-quality Longpass Filters customized to your requirements. Request a free quote or consult with our optical experts now!

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