469/35 nm BrightLine® single-band bandpass filter
Part Number: FF01-469/35-25
Your filter spectrum may differ slightly from the typical spectrum above, but is certified to meet the optical specifications noted below.
469/35 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
FF01-469/35-25
25 mm x 5.0 mm
FF01-469/35-21.8-D
21.8 mm x 2.0 mm(unmounted)
Optical Specifications
Specification
Value
Transmission Band 1
Tavg > 90% 451.5 – 486.5 nm
Center Wavelength 1
469 nm
Guaranteed Minimum Bandwidth 1
35 nm
FWHM Bandwidth 1 (nominal)
39.5 nm
Blocking Band 1
ODavg > 5 200 – 435 nm
Blocking Band 2
ODavg > 3.3 435 – 440 nm
Blocking Band 3
ODavg > 3.3 494 – 499 nm
Blocking Band 4
ODavg > 5 499 – 1000 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.
Filter Effective Index
1.97 Understanding ‘Effective Index of Refraction’ neff
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 > 90% 451.5 – 486.5 nm [中心波长] 469 nm [尺寸] 25 mm x 5.0 mm [FWHM] 39.5 nm