LP435 Longpass Filter (T>90%@440-1800nm, OD4@200-430nm)

Professional LP435 Longpass Filter - Extended Range Blue Light Filtering

The LP435 Longpass Filter delivers exceptional optical performance for applications requiring precise blue-light separation with extended infrared transmission. Featuring 90% transmission efficiency and an impressive spectral range extending to 1800nm, this filter is ideal for demanding optical systems.

Key Specifications:

• Cut-on Wavelength: 435nm (T=50%)
• High Transmission: T>90% @ 440-1800nm
• Effective Blocking: OD4 @ 200-430nm
• Extended Range: Transmission up to 1800nm for NIR applications

Primary Applications:

• Fluorescence Microscopy: Ideal for blue fluorophore emission filtering
• Multi-photon Microscopy: Extended NIR range supports advanced imaging techniques
• Spectroscopy Systems: Wide spectral range for comprehensive analysis
• Laser Line Separation: Effective filtering for 405nm and 445nm laser systems
• NIR Imaging: Extended transmission range supports near-infrared applications

Performance Features:

• Sharp transition edge for precise wavelength cutoff at 435nm
• High 90% transmission minimizes signal loss
• OD4 blocking provides excellent background suppression
• Extended spectral range to 1800nm for versatile applications
• Consistent performance across the entire filter aperture
• Low autofluorescence for sensitive detection applications

Technical Advantages:

• Broadband Performance: Single filter covers visible to near-infrared spectrum
• Versatile Design: Suitable for both visible and NIR optical systems
• Professional Quality: Advanced coating technology ensures long-term stability
• Research Grade: Meets demanding specifications for scientific applications

Quality Assurance:

• Precision optical coatings for consistent performance
• Rigorous quality control testing
• Compatible with standard optical mounts and filter holders
• Suitable for both research and industrial applications

Ideal for: Advanced fluorescence microscopy, multi-photon imaging, broadband spectroscopy, and optical systems requiring both visible and near-infrared transmission with precise blue-light blocking.