731/137 nm BrightLine^® single-band bandpass filter

Semrock Part Number: FF01-731/137-25

IDEX Part Number: FL-004569 /

Optical Specifications	Value
Transmission Band 1	Tavg > 90% 663 – 800 nm
Blocking Band 1	ODavg > 1 200 - 275 nm (Design specification - measurements are noise-floor limited)
Blocking Band 2	ODavg > 1 275 – 400 nm
Blocking Band 3	ODavg > 2 400 – 590 nm
Blocking Band 4	ODavg > 6 590 – 653 nm
Blocking Band 5	ODavg > 2 815 – 1200 nm
Center Wavelength 1	731 nm
GMBW 1	137 nm
FWHM 1 (nominal)	145.1 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)	1.05 mm
Filter Thickness Tolerance (unmounted)	± 0.1 mm
Orientation	Arrow on ring indicates preferred direction of propagation of light

total selected Clear selection Select all 7 products from all pages.

Available on

FF01-725/40-25

FL-004403 / 0

T_avg > 93 % 705 – 745 nm
Center Wavelength of 725 nm and GMBW of 40 nm
FWHM of 48 nm

Available on

FF01-732/68-25

FL-003845 / 0

T_avg > 90% 698 – 766 nm
Center Wavelength of 732 nm and GMBW of 68 nm
FWHM of 75.6 nm

Available on

FF01-736/128

FL-004289 / 0

Available on

BLP01-830R-25

FL-008550 / 0

Filter with 50% edge at 846 nm
293.9 cm^-1 transition
T_avg > 93% from 853.2 – 1600 nm

Available on

FF01-650/SP-25

FL-009642 / 0

Filter with 50% edge at 638 nm
T_avg > 85% 360 – 634 nm

Available on

Di03-R635-t1-25x36

FL-006959 / 0

Laser Dichroic Beamsplitter with edge at 655.8 nm
R_abs > 94% 632.8 – 647.1 nm
R_avg > 90% 350 – 632.8 nm
T_avg > 93% 658.8 – 1200 nm
Flatness / RWE: Super-resolution / TIRF

Available on

Di03-R785-t1-25x36

FL-006971 / 0

Laser Dichroic Beamsplitter with edge at 800 nm
R_abs > 94% 780 – 790 nm
R_avg > 90% 350 – 780 nm
T_avg > 93% 804.3 – 1600 nm
Flatness / RWE: Super-resolution / TIRF

1 of 1

Page Size

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% 663 – 800 nm
Blocking Band 1: ODavg > 1 200 - 275 nm (Design specification - measurements are noise-floor limited)
Blocking Band 2: ODavg > 1 275 – 400 nm
Blocking Band 3: ODavg > 2 400 – 590 nm
Blocking Band 4: ODavg > 6 590 – 653 nm
Blocking Band 5: ODavg > 2 815 – 1200 nm
Center Wavelength 1: 731 nm
GMBW 1: 137 nm
FWHM 1 (nominal): 145.1 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): 1.05 mm
Filter Thickness Tolerance (unmounted): ± 0.1 mm
Orientation: Arrow on ring indicates preferred direction of propagation of light

total selected Clear selection Select all 7 products from all pages.

Available on

FF01-725/40-25

FL-004403 / 0

T_avg > 93 % 705 – 745 nm
Center Wavelength of 725 nm and GMBW of 40 nm
FWHM of 48 nm

Available on

FF01-732/68-25

FL-003845 / 0

T_avg > 90% 698 – 766 nm
Center Wavelength of 732 nm and GMBW of 68 nm
FWHM of 75.6 nm

Available on

FF01-736/128

FL-004289 / 0

Available on

BLP01-830R-25

FL-008550 / 0

Filter with 50% edge at 846 nm
293.9 cm^-1 transition
T_avg > 93% from 853.2 – 1600 nm

Available on

FF01-650/SP-25

FL-009642 / 0

Filter with 50% edge at 638 nm
T_avg > 85% 360 – 634 nm

Available on

Di03-R635-t1-25x36

FL-006959 / 0

Laser Dichroic Beamsplitter with edge at 655.8 nm
R_abs > 94% 632.8 – 647.1 nm
R_avg > 90% 350 – 632.8 nm
T_avg > 93% 658.8 – 1200 nm
Flatness / RWE: Super-resolution / TIRF

Available on

Di03-R785-t1-25x36

FL-006971 / 0

Laser Dichroic Beamsplitter with edge at 800 nm
R_abs > 94% 780 – 790 nm
R_avg > 90% 350 – 780 nm
T_avg > 93% 804.3 – 1600 nm
Flatness / RWE: Super-resolution / TIRF

1 of 1

Page Size

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

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