280/20 nm BrightLine® single-band bandpass filter

Semrock Part Number: FF01-280/20-25

IDEX Part Number: FL-004465  /

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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  • Price Not Available.
  • 565.00 USD Each
    US Domestic pricing – contact your local distributor for other currency list prices
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Optical Specifications Value
Transmission Band 1 Tavg > 65% 270 – 290 nm
Blocking Band 1 ODavg > 5 200 – 260 nm
Blocking Band 2 ODavg > 5 310 – 380 nm
Blocking Band 3 ODavg > 4 380 – 700 nm
Center Wavelength 1 280 nm
Guaranteed Minimum Bandwidth 1 20 nm
FWHM Bandwidth 1 (nominal) 22 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

FF01-357/44-25

FL-004579 / 0

Out of Stock Backordered In Stock
  • Tavg > 75% 335 – 379 nm
  • Center Wavelength of 357 nm and GMBW of 44 nm
  • FWHM of 47.7 nm

FF310-Di01-25x36

FL-007083 / 0

Out of Stock Backordered In Stock
  • Dichroic Beamsplitter with edge at 310 nm
  • Ravg > 98% 255 – 295 nm
  • Tavg > 90% 315 – 600 nm
  •  Flatness / RWE: Standard Epi-fluorescence

Custom sizing delivery confirmed ARO (sizing fee applies).

FF01-260/16-25

FL-004157 / 0

Out of Stock Backordered In Stock
  • Tavg > 55% 252 – 268 nm
  • Center Wavelength of 260 nm and GMBW of 16nm nm
  • FWHM of 20 nm

FF01-285/14-25

FL-004370 / 0

Out of Stock Backordered In Stock
  • Tavg > 60% 278 – 292 nm
  • Center Wavelength of 285 and GMBW of 14 nm
  • FWHM of 18 nm

FF01-292/27-25

FL-004172 / 0

Out of Stock Backordered In Stock
  • Tavg > 70% 278.5 – 305.5 nm
  • Center Wavelength of 292 nm and GMBW of 27 nm
  • FWHM of 32 nm

FF01-300/LP-25

FL-008993 / 0

Out of Stock Backordered In Stock
  • Filter with 50% edge at 306 nm
  • Tavg > 85% 308 – 420 nm

FF01-300/SP-25

FL-009610 / 0

Out of Stock Backordered In Stock
  • Filter with 50% edge at 294 nm
  • Tavg > 70% 255 – 290 nm

FF347-Di01-25x36

FL-006832 / 0

Out of Stock Backordered In Stock
  • Dichroic Beamsplitter with edge at 347 nm
  • Ravg > 97% 240 – 325 nm
  • Tavg > 93% 380 – 800 nm
  • Flatness / RWE: Standard Epi-fluorescence

Custom sizing delivery confirmed ARO (sizing fee applies).