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% 457.9 nmCenter Wavelength 1457.9 nmGuaranteed Minimum Bandwidth 1Transmission guaranteed for laser wavelength onlyFWHM Bandwidth 1 (nominal)1.7 nm (typical); 3.2 nm (maximum)Blocking Band 1OD_abs > 5 393.1 – 453.3 nmBlocking Band 2OD_abs > 6 421.3 – 451 nmBlocking Band 3OD_abs > 6 464.8 – 503.7 nmBlocking Band 4OD_abs > 5 462.5 – 576.7 nmGeneral Filter SpecificationsSpecificationValueLaser Wavelength 1457.9 nmAngle of Incidence0 ± 2 degreesCone Half-angle0.5 degreesOptical Damage Rating0.1 J/cm² @ 532 nm (10 ns pulse width)Filter Effective Index1.98 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