842/56 nm BrightLine® single-band bandpass filter

Semrock Part Number: FF01-842/56-25

IDEX Part Number: FL-003939  /

Semrock
Individual fluorescence bandpass filters that have been optimized for use in a variety of fluorescence instruments. All thin-film, hard-coated construction for unsurpassed performance and reliability.
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  • 455.00 USD Each
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Optical Specifications Value
Transmission Band 1 Tavg > 90% 814 – 870 nm
Blocking Band 1   ODavg > 5 200 -­ 275 nm (Design specification - measurements are noise-floor limited)
Blocking Band 2 ODavg > 5 275 – 795 nm
Blocking Band 3   ODavg > 8 675 – 765 nm (Design specification - measurements are noise-floor limited).
Blocking Band 4 OD > 3.5 799.5 nm
Blocking Band 5 ODavg > 5 890 – 1100 nm
Center Wavelength 1 842 nm
GMBW 1 56 nm
FWHM 1 (nominal) 64.9 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) 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

FF01-840/12-25

FL-004460 / 0

Out of Stock Backordered In Stock
  • Tavg > 93% 834 – 846 nm
  • Center Wavelength of 840 nm and GMBW of 12 nm
  • FWHM of 21.1 nm

FF01-850/10-25

FL-004015 / 0

Out of Stock Backordered In Stock
  • Tavg > 93% 845 – 855 nm
  • Center Wavelength of 850 nm and GMBW of 10 nm
  • FWHM of 18.7 nm

FF01-850/310-25

FL-009651 / 0

Out of Stock Backordered In Stock
  • Tavg > 93% 695– 1005 nm
  • Center Wavelength of 850 nm and GMBW of 310 nm
  • Optimized for stimulated Raman scattering (SRS) with blocking in the near-IR

FF01-937/LP-25

FL-009071 / 0

Out of Stock Backordered In Stock
  • Filter with 50% edge at 945 nm
  • Tavg > 93% 950 – 2500 nm

BSP01-785R-25

FL-008521 / 0

Out of Stock Backordered In Stock
  • Laser Wavelength = 785 nm
  • Filter 50% edge at 765.5 nm
  • 313 cm-1 transition
  • Tavg > 80% 350 – 400 nm
  • Tavg > 93% 400 – 758.2 nm

FF801-Di02-25x36

FL-007164 / 0

Out of Stock Backordered In Stock
  • Dichroic Beamsplitter with edge at 801 nm
  • Ravg > 98% 450 – 790 nm
  • Tavg > 93% 813.5 – 1100 nm
  •  Flatness / RWE: Standard Epi-fluorescence

FF875-Di01-25x36

FL-007131 / 0

Out of Stock Backordered In Stock
  • Dichroic Beamsplitter with edge at 875 nm
  • Ravg > 98% 350 – 857.5 nm
  • Tavg > 93% 892.5 – 1600 nm
  • Flatness / RWE: Laser

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TopicDescription
Cleaning Optical FiltersInstructions for cleaning hard coated optical filters
Filter ReliabilityCompares 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

Specifications