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Item has been Discontinued. See Other Parts to Consider tab below.

279/7 nm BrightLine® single-band bandpass filter

Part Number: FF01-279/7-25

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  • Your filter spectrum may differ slightly from the typical spectrum above, but is certified to meet the optical specifications noted below.
Optical Specifications
SpecificationValue
Transmission Band 1Tavg > 50% 275 – 282 nm
Center Wavelength 1279 nm
Guaranteed Minimum Bandwidth 17 nm
FWHM Bandwidth 1 (nominal)12.9 nm
Blocking Band 1ODavg > 3 200 – 262 nm
Blocking Band 2ODavg > 3 293 – 600 nm

General Filter Specifications
SpecificationValue
Angle of Incidence0 ± 5 degrees
Cone Half-angle7 degrees
Optical Damage RatingTesting 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 hrs.
Filter Effective Index2.05 Understanding ‘Effective Index of Refraction’ neff

Physical Filter Specifications (applies to standard sized parts; contact us regarding other sizes)
SpecificationValue
Transverse Dimensions (Diameter)25 mm
Transverse Tolerance (mounted)+ 0.0 / – 0.1 mm
Filter Thickness (Mounted)3.5 mm
Filter Thickness Tolerance (Mounted)± 0.1 mm
Clear Aperture≥ 22 mm
Scratch-Dig60-40
Substrate Thickness (unmounted)1.05 mm
Substrate Thickness Tolerance (unmounted)± 0.05 mm
OrientationArrow on ring indicates preferred direction of propagation of light

Closest Alternate Filter

FF01-280_10.png

280/10 nm BrightLine® single-band bandpass filter

• Tavg > 60% 275 – 285 nm
• Center Wavelength of 280 nm and GMBW of 10 nm
• FWHM of 12.2 nm


Custom sizing available in less than a week (sizing fee applies).
Part # FF01-280/10-25
$455
(Non-US pricing info)


[x]
US domestic pricing only. If you are ordering from outside the US, please contact your nearest regional distributor for the correct list price.

279/7 FF01-279/7

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