389/38 nm BrightLine^® single-band bandpass filter

Semrock Part Number: FF01-389/38-25

IDEX Part Number: FL-004063 /

Optical Specifications	Value
Transmission Band 1	Tavg > 93% 370.0 – 408.0 nm
Blocking Band 1	ODavg > 5 200 – 365 nm
Blocking Band 2	OD > 3.5 414.5 nm
Blocking Band 3	ODavg > 6 417 – 925 nm
Blocking Band 4	ODavg > 10 421 – 445 nm (Design specification - measurements are noise-floor limited)
Blocking Band 5	ODavg > 2 925 – 1100 nm
Center Wavelength 1	389 nm
Guaranteed Minimum Bandwidth 1	38 nm
FWHM Bandwidth 1 (nominal)	41.9 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

FF01-433/24-25

FL-004589 / 0

T_avg > 93% 421 – 445 nm
Center Wavelength of 433 nm and GMBW of 24 nm
FWHM of 27.9 nm

Available on

FF414-Di01-25x36

FL-007088 / 0

Dichroic Beamsplitter with edge at 414 nm
R_avg > 98% 327 – 409 nm
T_avg > 93% 420 - 950 nm
Flatness / RWE: Standard Epi-fluorescence

Available on

FF01-387/11-25

FL-004663 / 0

T_avg > 90% 382 – 393 nm
Center Wavelength of 387.5 nm and GMBW of 11 nm
FWHM of 14.8 nm

Available on

FF01-390/18-25

FL-004665 / 0

T_avg > 90% 380.8 – 399.3 nm
Center Wavelength of 390 nm and GMBW of 18.5 nm
FWHM of 22.4 nm

Available on

FF01-390/40-25

FL-004666 / 0

T_avg > 93% 370 – 410 nm
Center Wavelength of 390 nm and GMBW of 40 nm
FWHM of 44.6 nm

Available on

FF01-430/LP-25

FL-008546 / 0

Filter with 50% edge at 437 nm
T_avg > 90% 439 – 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

FF347-Di01-25x36

FL-006832 / 0

Dichroic Beamsplitter with edge at 347 nm
R_avg > 97% 240 – 325 nm
T_avg > 93% 380 – 800 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

Optical Specifications: Value
Transmission Band 1: Tavg > 93% 370.0 – 408.0 nm
Blocking Band 1: ODavg > 5 200 – 365 nm
Blocking Band 2: OD > 3.5 414.5 nm
Blocking Band 3: ODavg > 6 417 – 925 nm
Blocking Band 4: ODavg > 10 421 – 445 nm (Design specification - measurements are noise-floor limited)
Blocking Band 5: ODavg > 2 925 – 1100 nm
Center Wavelength 1: 389 nm
Guaranteed Minimum Bandwidth 1: 38 nm
FWHM Bandwidth 1 (nominal): 41.9 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

FF01-433/24-25

FL-004589 / 0

T_avg > 93% 421 – 445 nm
Center Wavelength of 433 nm and GMBW of 24 nm
FWHM of 27.9 nm

Available on

FF414-Di01-25x36

FL-007088 / 0

Dichroic Beamsplitter with edge at 414 nm
R_avg > 98% 327 – 409 nm
T_avg > 93% 420 - 950 nm
Flatness / RWE: Standard Epi-fluorescence

Available on

FF01-387/11-25

FL-004663 / 0

T_avg > 90% 382 – 393 nm
Center Wavelength of 387.5 nm and GMBW of 11 nm
FWHM of 14.8 nm

Available on

FF01-390/18-25

FL-004665 / 0

T_avg > 90% 380.8 – 399.3 nm
Center Wavelength of 390 nm and GMBW of 18.5 nm
FWHM of 22.4 nm

Available on

FF01-390/40-25

FL-004666 / 0

T_avg > 93% 370 – 410 nm
Center Wavelength of 390 nm and GMBW of 40 nm
FWHM of 44.6 nm

Available on

FF01-430/LP-25

FL-008546 / 0

Filter with 50% edge at 437 nm
T_avg > 90% 439 – 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

FF347-Di01-25x36

FL-006832 / 0

Dichroic Beamsplitter with edge at 347 nm
R_avg > 97% 240 – 325 nm
T_avg > 93% 380 – 800 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