440/40 nm BrightLine^® single-band bandpass filter

Semrock Part Number: FF01-440/40-25

IDEX Part Number: FL-004590 /

Optical Specifications	Value
Transmission Band 1	Tavg > 93% 420 – 460 nm
Blocking Band 1	ODavg > 4 200 – 381.5 nm
Blocking Band 2	ODavg > 8 381.5 – 392.5 nm (Design specification - measurements are noise-floor limited).
Blocking Band 3	OD > 3.5 406 nm
Blocking Band 4	ODavg > 5 472 – 700 nm
Blocking Band 5	ODavg > 5 700 – 925 nm
Center Wavelength 1	440 nm
Guaranteed Minimum Bandwidth 1	40 nm
FWHM Bandwidth 1 (nominal)	45.6 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

FF02-379/34-25

FL-003481 / 0

T_avg > 90% 362 – 396 nm
Center Wavelength of 379 nm and GMBW of 34 nm
FWHM of 37.7 nm

Available on

FF409-Di03-25x36

FL-007109 / 0

Dichroic Beamsplitter with edge at 409 nm
R_avg > 98% 327 – 404 nm
T_avg > 93% 415 - 950 nm
Flatness / RWE: Standard Epi-fluorescence

Custom sizing delivery confirmed ARO (sizing fee applies).

Available on

FF01-439/154-25

FL-004529 / 0

T_avg > 93% 362 – 516 nm
Center Wavelength of 439 nm and GMBW of 154 nm
FWHM of 163.7 nm

Available on

FF01-442/46-25

FL-003802 / 0

• T_avg > 90% 419 – 465 nm
• Center Wavelength of 442 nm and GMBW of 46 nm
• FWHM of 51.4 nm

Available on

FF01-445/20-25

FL-004531 / 0

T_avg > 93% 435 – 455 nm
Center Wavelength of 445 nm and GMBW of 20 nm
FWHM of 25 nm

Available on

BLP01-473R-25

FL-008548 / 0

Filter with 50% edge at 482 nm
515 cm^-1 transition
T_avg > 93% from 486.2 – 900 nm

Available on

FF01-390/SP-25

FL-009649 / 0

Filter with 50% edge at 378 nm
T_avg > 70% 320 – 370 nm

Available on

FF484-FDi01-25x36

FL-007022 / 0

Imaging Dichroic Beamsplitter with edge at 484 nm
R_avg > 95% 350 – 475 nm
T_avg > 93% 492.3 – 950 nm
Common Fluorophore Pair to Split: DAPI/FITC
Flatness / RWE: Image-splitting

Custom sizing delivery confirmed ARO (sizing fee applies).