340/26 nm BrightLine® single-band bandpass filter
Part Number: FF01-340/26-21.8-D
Your filter spectrum may differ slightly from the typical spectrum above, but is certified to meet the optical specifications noted below.
340/26 nm BrightLine® single-band bandpass filter
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.
Part Number
Size
FF01-340/26-21.8-D
21.8mm x 2.0 mm(unmounted)
Optical Specifications
Specification
Value
Transmission Band 1
Tavg > 75% 327 – 353 nm
Center Wavelength 1
340 nm
Guaranteed Minimum Bandwidth 1
26 nm
FWHM Bandwidth 1 (nominal)
30.2 nm
Blocking Band 1
ODavg > 5 200 – 317 nm
Blocking Band 2
ODavg > 5 362 – 467 nm
Blocking Band 3
ODavg > 10 467 – 556 nm (Design specification - measurements are noise-floor limited)
Blocking Band 4
ODavg > 5 556 – 750 nm
Blocking Band 5
ODavg > 2.5 750 – 925 nm
General Filter Specifications
Specification
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 hrs.
Effective Index
2.1
Physical Filter Specifications (applies to standard sized parts; contact us regarding other sizes)
Specification
Value
Transverse Dimensions (Diameter)
25 mm
Transverse Tolerance (mounted)
+ 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
Substrate Thickness (unmounted)
2.0 mm
Substrate Thickness Tolerance (unmounted)
± 0.1 mm
Orientation
Arrow on ring indicates preferred direction of propagation of light
商品属性 [通频带] Tavg > 75% 327 – 353 nm [中心波长] 340 nm [尺寸] 21.8mm x 2.0 mm [FWHM] 30.2nm