400/40 nm BrightLine^® single-band bandpass filter

Semrock Part Number: FF01-400/40-25

IDEX Part Number: FL-004122 /

Optical Specifications	Value
Transmission Band 1	Tavg > 90% 380 – 420 nm
Blocking Band 1	ODavg > 6 275 – 372 nm
Blocking Band 2	OD > 6 430 nm
Blocking Band 3	ODavg > 6 430 – 750 nm
Blocking Band 4	ODavg > 5 750 – 900 nm
Center Wavelength 1	400 nm
Guaranteed Minimum Bandwidth 1	40 nm
FWHM Bandwidth 1 (nominal)	47.5 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)	3.5 mm
Filter Thickness Tolerance (mounted)	± 0.1 mm
Clear Aperture	≥ 22 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

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Available on

FF01-395/11-25

FL-004372 / 0

T_avg > 85% 389.5 – 400.5 nm
Center Wavelength of 395 nm and GMBW of 11 nm
FWHM of 16.1 nm

Available on

FF01-405/10-25

FL-004442 / 0

T_avg > 87% 400 – 410 nm
Center Wavelength of 405 nm and GMBW of 10 nm
FWHM of 14.1 nm

Available on

FF01-405/150-25

FL-003801 / 0

T_avg > 90% 330 – 480 nm
Center Wavelength of 405 nm and GMBW of 150 nm
FWHM of 158.3 nm

Available on

BLP01-442R-25

FL-008547 / 0

Filter with 50% edge at 450 nm
552 cm^-1 transition
T_avg > 93% from 454 – 900 nm

Available on

FF01-311/SP-25

FL-009639 / 0

Filter with 50% edge at 304 nm
T_avg > 70% 250 – 300 nm

Available on

FF365-Di01-25x36

FL-006989 / 0

Dichroic Beamsplitter with edge at 365 nm
R_avg > 94% 230 – 360 nm
T_avg > 90% 370 – 508 nm
Flatness / RWE: Standard Epi-fluorescence

Custom sizing delivery confirmed ARO (sizing fee applies)

Available on

FF458-Di02-25x36

FL-007114 / 0

Dichroic Beamsplitter with edge at 458 nm
R_avg > 98% 350 – 450 nm
T_avg > 93% 467 – 950 nm
Flatness / RWE: Standard Epi-fluorescence

Custom sizing delivery confirmed ARO (sizing fee applies).

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Topic	Description
Cleaning Optical Filters	Instructions for cleaning hard coated optical filters
Filter Reliability	Compares 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 Density	Tables to describe the relationship between OD and transmission with tips for quickly calculating OD

Optical Specifications: Value
Transmission Band 1: Tavg > 90% 380 – 420 nm
Blocking Band 1: ODavg > 6 275 – 372 nm
Blocking Band 2: OD > 6 430 nm
Blocking Band 3: ODavg > 6 430 – 750 nm
Blocking Band 4: ODavg > 5 750 – 900 nm
Center Wavelength 1: 400 nm
Guaranteed Minimum Bandwidth 1: 40 nm
FWHM Bandwidth 1 (nominal): 47.5 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): 3.5 mm
Filter Thickness Tolerance (mounted): ± 0.1 mm
Clear Aperture: ≥ 22 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