Semrock/488 nm MaxLine laser clean-up filter/LL01-488-12.5/12.5 mm x 3.5 mm

来自 : 发布时间：2024-05-03

MaxLine laser-line filters transmit greater than 90% of the light at a precisely defined laser line, while offering incredibly steep edges to eliminate optical noise from non-lasing (plasma) lines and spontaneous emission.Optical SpecificationsSpecificationValueTransmission Band 1T_abs > 90% 488 nmCenter Wavelength 1488 nmGuaranteed Minimum Bandwidth 1Transmission guaranteed for laser wavelength onlyFWHM Bandwidth 1 (nominal)1.9 nm (typical); 3.4 nm (maximum)Blocking Band 1OD_abs > 5 415.1 – 483.1 nmBlocking Band 2OD_abs > 6 449 – 480.7 nmBlocking Band 3OD_abs > 6 495.3 – 536.8 nmBlocking Band 4OD_abs > 5 492.9 – 625.3 nmGeneral Filter SpecificationsSpecificationValueLaser Wavelength 1488 nmAngle of Incidence0 ± 2 degreesCone Half-angle0.5 degreesOptical Damage Rating0.1 J/cm² @ 532 nm (10 ns pulse width)Filter Effective Index2.2 Understanding ‘Effective Index of Refraction’ n_effPhysical Filter Specifications (applies to standard sized parts; contact us regarding other sizes)SpecificationValueTransverse Dimensions (Diameter)12.5 mmTransverse Dimensions 2 (Diameter)25 mmTransverse Tolerance (mounted)+ 0.0 / – 0.1 mmFilter Thickness (Mounted)3.5 mmFilter Thickness Tolerance (Mounted)± 0.1 mmClear Aperture≥ 10 mmClear Aperture 2≥ 22 mmScratch-Dig60-40Substrate Thickness (unmounted)2.0 mmSubstrate Thickness Tolerance (unmounted)± 0.1 mmOrientationArrow on ring indicates preferred direction of propagation of light