Angstrom Precision Optics offers a range of filter types and materials to block or allow specific wavelengths, including:

• IR filters
• UV filters
• Neutral density (ND) filters
• Dichroic filters
• Colored glass filters

Key Capabilities

• Size: < 330mm diameter
• Flatness: < 1/30 wave at 632nm
• Parallelism: < 0.5 arc sec
• Surface Cosmetics: < 5-2 SD
• Surface Roughness: < 5 Å
• Minimum Thickness: 0.2mm
• Maximum Diagonal: 480mm
• Minimum Diagonal: 1mm

Applications

• Microscopy
• Biohazard testing
• Blood analyzers
• Particle measurement systems
• Thermal imaging
• Defense systems
• IR photography