High Performance OD 4.0 Longpass Filters
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More
Top Seller
- Cut-On Slope <1%
- Rejection OD ≥ 4.0
- ≥91% Transmission in Pass Band
- Variety of OD 4.0 Longpass Filter Kits Available
Dichroic Longpass Filters
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More
Top Seller
- Ideal for Fluorescence or Multispectral Imaging
- Sharp Cut-On Wavelength
- Broad Transmission and Reflection Ranges
Laser Line Longpass Filters
- Up to 93% Transmission to Detect Weak Signals
- Deep > OD 6 Blocking for Maximum Laser Rejection
- Ideal for Raman Spectroscopy, Confocal Microscopy, and Biotech Instrumentation
- Unrivaled Performance and Lifetime
Raman Longpass Edge Filters
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More
- High Transmission for Detecting Weak Signals
- Deep Blocking for Maximum Laser Rejection
- Ideal for Raman Spectroscopy or Life Science Instrumentation
High Performance Fluorescence Dichroic Filters
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More
- Improved Flatness, Transmitted Wavefront, and Surface Quality
- Ideal for Fluorescence Microscopy or High Magnification Imaging Applications
- Most Popular Cut-On Wavelengths of Fluorescence and Longpass Dichroic Filters
- Standard Fluorescence Dichroic Filters are also available
Fluorescence Dichroic Filters
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More
- Ideal for Fluorescence or Multispectral Imaging
- Sharp Transition from Reflection to Transmission
- Extended Reflection and Transmission Bands
- High Performance Fluorescence Dichroic Filters are also available
Dichroic Laser Beam Combiners
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More
- Polarization Insensitive
- Hard Sputtered Coating
- Multiple Sizes Available
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