Optical Specifications	Value
Transmission Band 1	Tavg > 93% 461.0 – 487.5 nm
Blocking Band 1	ODavg > 5 200 – 300 nm (Design specification - measurements are noise-floor limited).
Blocking Band 2	ODavg > 6 300 – 450 nm
Blocking Band 3	ODavg > 8 414 – 450 nm (Design specification - measurements are noise-floor limited)
Blocking Band 4	OD > 3.5 455.5 nm
Blocking Band 5	OD > 3.5 493.5 nm
Blocking Band 6	ODavg > 8 499.5 – 530 nm (Design specification - measurements are noise-floor limited)
Blocking Band 7	ODavg > 8 580 – 611 nm (Design specification - measurements are noise-floor limited)
Blocking Band 8	ODavg > 8 659.5 – 800 nm (Design specification - measurements are noise-floor limited)
Blocking Band 9	ODavg > 6 530 – 850 nm
Blocking Band 10	ODavg > 4 850 – 925 nm
Blocking Band 11	ODavg > 2 925 – 1100 nm
Center Wavelength 1	474.3 nm
Guaranteed Minimum Bandwidth 1	26.5 nm
FWHM Bandwidth 1 (nominal)	30.9 nm
General Filter Specifications	Value
Angle of Incidence	0 ± 5 degrees
Cone Half-angle	7 degrees
Optical Damage Rating	Testing 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 hours.
Physical Filter Specifications	Value
Transverse Dimensions (diameter)	25 mm
Transverse Tolerance	+ 0.0 / – 0.1 mm
Filter Thickness (mounted)	5.0 mm
Filter Thickness Tolerance (mounted)	± 0.1 mm
Clear Aperture	≥ 21 mm
Scratch-Dig	60-40
Filter Thickness (unmounted)	2.0 mm
Filter Thickness Tolerance (unmounted)	± 0.1 mm
Orientation	Arrow on ring indicates preferred direction of propagation of light

474/27 nm BrightLine® single-band bandpass filter

Specifications

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Technical Information

474/27 nm BrightLine^® single-band bandpass filter