LP620 Longpass Filter (T>90%@630-1100nm, OD5@200-610nm)

Professional LP620 Longpass Filter - Red to Near-Infrared Optical Filtering

The LP620 Longpass Filter is engineered for demanding red to near-infrared applications requiring precise wavelength separation at 620nm. With excellent 90% transmission efficiency and superior OD5 blocking, this filter delivers exceptional performance for advanced optical systems across a broad spectral range up to 1100nm.

Technical Specifications:

• Cut-on Wavelength: 620nm (T=50%)
• High Transmission: T>90% @ 630-1100nm
• Superior Blocking: OD5 @ 200-610nm

Key Applications:

• Red Fluorescence Imaging: Perfect for red fluorophore detection and imaging
• Confocal Microscopy: Ideal for red channel detection in multi-color systems
• Flow Cytometry: Optimal for red fluorescent protein detection
• Biomedical Imaging: Excellent for tissue penetration studies
• Laser Applications: Effective filtering for red laser systems
• Material Analysis: Perfect for polymer and pharmaceutical characterization

Performance Features:

• Sharp transition edge for precise 620nm cutoff
• High 90% transmission minimizes signal loss
• OD5 blocking provides superior background suppression
• Broad spectral range from red to near-infrared (630-1100nm)
• Consistent performance across entire filter aperture
• Low autofluorescence for sensitive detection
• Stable performance under intense illumination

Technical Advantages:

• High Performance: Excellent 90% transmission efficiency
• Superior Blocking: OD5 performance ensures excellent rejection of unwanted wavelengths
• Research Grade: Professional quality for scientific applications
• Red Light Optimized: Specifically designed for red light applications

Application Areas:

• Life Sciences: Red fluorescence imaging and detection
• Medical Diagnostics: Non-invasive imaging and analysis
• Industrial Inspection: Quality control and material analysis
• Research: Advanced optical characterization studies

Quality & Reliability:

• Advanced multi-layer coating technology
• Rigorous quality control ensures specification compliance
• Compatible with standard optical mounts and filter holders
• Suitable for both research and industrial applications
• Designed for high-intensity laser environments

Perfect for: Red fluorescence microscopy, biomedical imaging, laser applications, and optical systems requiring reliable red to near-infrared filtering with excellent transmission efficiency and superior visible light blocking.