Coligh’s Standard 532nm Optical Bandpass Filter (FWHM 10nm)

The 532nm optical bandpass filter is optimized to transmit visible green light centered at 532nm with a Full Width at Half Maximum (FWHM) of 10nm. This filter is ideal for applications requiring precise control over green light wavelengths, ensuring high selectivity and accurate filtering for demanding optical and laser applications.

Standard Specifications:

• Type: VIS (Visible) Bandpass Filter, Interference Filter
• Coating Type: Hard-coated for superior durability and performance
• Center Wavelength (CWL): 532nm ± 2nm
• Angle of Incidence: 0° ± 5°
• FWHM: 10nm ± 2nm
• Blocking Range: 200nm – 1100nm
• Blocking Depth: OD4 – OD6 or higher, ensuring strong suppression of out-of-band wavelengths
• Transmission Peak: > 90% at CWL
• Thickness: 1.0mm, 1.1mm
• Sizes Available: φ6mm, φ8mm, φ10mm, φ12mm, φ12.5mm, φ25.4mm, φ50mm (custom sizes available upon request)
• Clear Aperture: > 90%
• Material: B270, Fused Silica for excellent optical clarity and minimal absorption

---

Custom Options:

• Bandwidth: Additional FWHM options available (e.g., 5nm, 8nm, 12nm, 20nm, 25nm, 30nm, 40nm, 50nm, 60nm) upon request.
• Angle of Incidence: Customizable to suit non-standard applications.
• Blocking Depth: Options for OD2, OD3, OD4, etc., tailored to specific use cases.
• Sizes: Round or square, up to 150mm x 150mm.
• Material Thickness: Adjustable to meet project requirements.
• Transmission & Blocking Range: Customizable within the 200nm to 1500nm range.

---

Applications:

• Laser Systems: Ideal for laser line filtering at 532nm, enhancing laser performance in scientific and industrial applications.
• Fluorescence Microscopy: Perfect for isolating green fluorophores, minimizing interference for precise imaging.
• Spectroscopy: Provides accurate spectral isolation, ensuring high-resolution analysis in laboratory settings.
• Optical Communication: Supports visible light communication systems by transmitting the 532nm wavelength with high clarity.
• Biomedical Imaging: Enhances imaging contrast for diagnostics involving green-emitting dyes and markers.
• Color Imaging & Photography: Enhances green tones for more accurate color capture in photography and imaging systems.
• Lighting Applications: Useful in specialty lighting setups where controlled green light is required.