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

Semrock Part Number: FF01-474/27-25

IDEX Part Number: FL-004596 /

Optical Specifications	Value
Transmission Band 1	Tavg > 93% 461.0 – 487.5 nm
Blocking Band 1	ODavg > 5 200 - 275 nm (Design specification - measurements are noise-floor limited)
Blocking Band 2	ODavg > 5 275 - 300 nm
Blocking Band 3	ODavg > 6 300 - 450 nm
Blocking Band 4	ODavg > 8 414 – 450 nm (Design specification - measurements are noise-floor limited)
Blocking Band 5	OD > 3.5 455.5 nm
Blocking Band 6	OD > 3.5 493.5 nm
Blocking Band 7	ODavg > 8 499.5 - 530 nm (Design specification - measurements are noise-floor limited)
Blocking Band 8	ODavg > 6 530 - 850 nm
Blocking Band 9	ODavg > 8 580 - 611 nm (Design specification - measurements are noise-floor limited)
Blocking Band 10	ODavg > 8 659.5 - 800 nm (Design specification - measurements are noise-floor limited)
Blocking Band 11	ODavg > 4 850 - 925 nm
Blocking Band 12	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

total selected Clear selection Select all 8 products from all pages.

Available on

FF01-525/45-25

FL-004680 / 0

T_avg > 93% 502.5 – 547.5 nm
Center Wavelength of 525 nm and GMBW of 45 nm
FWHM of 50.6 nm

Available on

FF495-Di03-25x36

FL-007145 / 0

Dichroic Beamsplitter with edge at 495 nm
R_avg > 98% 350 – 487.5 nm
T_avg > 93% 502.5 – 950 nm
Flatness / RWE: Standard Epi-fluorescence

Available on

FF01-474/23-25

FL-004376 / 0

T_avg > 93% 462.5 – 485.5 nm
Center Wavelength of 474 nm and GMBW of 23 nm
FWHM of 27.9 nm

Available on

FF01-475/23-25

FL-004302 / 0

T_avg > 92% 463.5 – 486.5 nm
Center Wavelength of 475 nm and GMBW of 23 nm
FWHM of 29.9 nm

Available on

FF01-475/28-25

FL-003897 / 0

T_avg > 90% 461 – 489 nm
Center Wavelength of 475 nm and GMBW of 28 nm
FWHM of 33.7 nm

Available on

BLP01-488R-25

FL-008552 / 0

Filter with 50% edge at 500nm
497 cm^-1 transition
T_avg > 93% from 504.7 – 900nm

Available on

FF01-440/SP-25

FL-009630 / 0

Filter with 50% edge at 430 nm
T_avg > 93% 380 – 427 nm

Available on

FF452-Di01-25x36

FL-007052 / 0

Dichroic Beamsplitter with edge at 452 nm
R_avg > 90% 423 – 445 nm
T_avg > 90% 460 – 610 nm
Flatness / RWE: Standard Epi-fluorescence

Custom sizing delivery confirmed ARO (sizing fee applies).

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

Link	Description
Request a Drawing	Looking for an optical filter drawing file for this product? Request one now!
Request Custom Optical Filters	Contact us today to start a conversation about custom optical filters.
Download Optical Filters 101 Guide	Find an in-depth overview of optical filter principles, specifications, and applications. Request a digital copy of this guide now.
Request Clean Filter Checklist Poster	Looking to clean your optical filters? Need instructions? Request a printed copy of our Clean Filter Checklist Poster.

Optical Specifications: Value
Transmission Band 1: Tavg > 93% 461.0 – 487.5 nm
Blocking Band 1: ODavg > 5 200 - 275 nm (Design specification - measurements are noise-floor limited)
Blocking Band 2: ODavg > 5 275 - 300 nm
Blocking Band 3: ODavg > 6 300 - 450 nm
Blocking Band 4: ODavg > 8 414 – 450 nm (Design specification - measurements are noise-floor limited)
Blocking Band 5: OD > 3.5 455.5 nm
Blocking Band 6: OD > 3.5 493.5 nm
Blocking Band 7: ODavg > 8 499.5 - 530 nm (Design specification - measurements are noise-floor limited)
Blocking Band 8: ODavg > 6 530 - 850 nm
Blocking Band 9: ODavg > 8 580 - 611 nm (Design specification - measurements are noise-floor limited)
Blocking Band 10: ODavg > 8 659.5 - 800 nm (Design specification - measurements are noise-floor limited)
Blocking Band 11: ODavg > 4 850 - 925 nm
Blocking Band 12: 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

total selected Clear selection Select all 8 products from all pages.

Available on

FF01-525/45-25

FL-004680 / 0

T_avg > 93% 502.5 – 547.5 nm
Center Wavelength of 525 nm and GMBW of 45 nm
FWHM of 50.6 nm

Available on

FF495-Di03-25x36

FL-007145 / 0

Dichroic Beamsplitter with edge at 495 nm
R_avg > 98% 350 – 487.5 nm
T_avg > 93% 502.5 – 950 nm
Flatness / RWE: Standard Epi-fluorescence

Available on

FF01-474/23-25

FL-004376 / 0

T_avg > 93% 462.5 – 485.5 nm
Center Wavelength of 474 nm and GMBW of 23 nm
FWHM of 27.9 nm

Available on

FF01-475/23-25

FL-004302 / 0

T_avg > 92% 463.5 – 486.5 nm
Center Wavelength of 475 nm and GMBW of 23 nm
FWHM of 29.9 nm

Available on

FF01-475/28-25

FL-003897 / 0

T_avg > 90% 461 – 489 nm
Center Wavelength of 475 nm and GMBW of 28 nm
FWHM of 33.7 nm

Available on

BLP01-488R-25

FL-008552 / 0

Filter with 50% edge at 500nm
497 cm^-1 transition
T_avg > 93% from 504.7 – 900nm

Available on

FF01-440/SP-25

FL-009630 / 0

Filter with 50% edge at 430 nm
T_avg > 93% 380 – 427 nm

Available on

FF452-Di01-25x36

FL-007052 / 0

Dichroic Beamsplitter with edge at 452 nm
R_avg > 90% 423 – 445 nm
T_avg > 90% 460 – 610 nm
Flatness / RWE: Standard Epi-fluorescence

Custom sizing delivery confirmed ARO (sizing fee applies).

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

Link	Description
Request a Drawing	Looking for an optical filter drawing file for this product? Request one now!
Request Custom Optical Filters	Contact us today to start a conversation about custom optical filters.
Download Optical Filters 101 Guide	Find an in-depth overview of optical filter principles, specifications, and applications. Request a digital copy of this guide now.
Request Clean Filter Checklist Poster	Looking to clean your optical filters? Need instructions? Request a printed copy of our Clean Filter Checklist Poster.