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405/488/635 nm Yokogawa emission filter

Part Number: Em01-R405/488/635-25

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  • Your filter spectrum may differ slightly from the typical spectrum above, but is certified to meet the optical specifications noted below.
Optical Specifications
Transmission Band 1Tavg > 85% 420 – 470 nm
Center Wavelength 1445 nm
Guaranteed Minimum Bandwidth 150 nm
FWHM Bandwidth 1 (nominal)55.0 nm
Transmission Band 2Tavg > 85% 505 – 610 nm
Center Wavelength 2557.5 nm
Guaranteed Minimum Bandwidth 2105 nm
FWHM Bandwidth 2 (nominal)114.4 nm
Transmission Band 3Tavg > 85% 660 – 740 nm
Center Wavelength 3700 nm
Guaranteed Minimum Bandwidth 380 nm
FWHM Bandwidth 3 (nominal)89.5 nm
Blocking Band 1ODabs > 6 405 nm
Blocking Band 2ODabs > 6 488 nm
Blocking Band 3ODabs > 6 632.8 – 645 nm

General Filter Specifications
Angle of Incidence0 ± 5 degrees
Cone Half-angle7 degrees
Optical Damage RatingTesting has proven to show no signs of degradation when exposed to at least 6.0 W of power from an unfiltered xenon arc lamp over a 25 mm diameter (corresponding to 1.2 W/cm2) for over 500 hrs.

Physical Filter Specifications (applies to standard sized parts; contact us regarding other sizes)
Transverse Dimensions (Diameter)25 mm
Transverse Tolerance (mounted)+ 0.0 / - 0.1 mm
Filter Thickness (Mounted)3.5 mm
Filter Thickness Tolerance (Mounted)± 0.1 mm
Clear Aperture≥ 22 mm
Substrate Thickness (unmounted)2.0 mm
Substrate Thickness Tolerance (unmounted)± 0.1 mm
OrientationArrow on ring indicates preferred direction of propagation of light

Tech Note
Cleaning Optical FiltersInstructions for cleaning hard coated optical filters
Filter ReliabilityCompares the performance and reliability of hard coated filters to traditional soft-coated filters and provides information about the testing standards for Semrock filters
Working with Optical DensityTables to describe the relationship between OD and transmission with tips for quickly calculating OD
Laser Scanning/Spinning Disk Confocal MicroscopyAn overview of confocal microscopy techniques and applications, including solutions from Semrock and additional learning resources.

R405/488/635 Em01-R405/488/635 Em01-R405/488/635-25

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