Ajọ kọja ẹgbẹ le ya ẹgbẹ kan ti ina monochromatic, gbigbe to dara julọ ti àlẹmọ band-pass nipasẹ bandiwidi jẹ 100%, lakoko ti iye irinna-pasẹ àlẹmọ gangan kii ṣe square bojumu. Ajọ band-pass gangan ni gbogbogbo ni gigun igbi aarin λ0, gbigbe T0 kan, iwọn idaji kan ti ẹgbẹ kọja (FWHM, aaye laarin awọn ipo meji nibiti gbigbe gbigbe ni ẹgbẹ kọja jẹ idaji gbigbe gbigbe to ga julọ), sakani gige ati miiran bọtini sile lati se apejuwe.
Ajọ-pasẹ-band ti pin si àlẹmọ-iye dín ati àlẹmọ àsopọmọBurọọdubandi.
Ni gbogbogbo, bandiwidi ti o dín pupọ tabi gige gige ti o ga julọ yoo jẹ ki ọja naa nira sii lati ṣiṣẹ; Nibayi transmittance band kọja ati ki o ge-pipa ijinle jẹ tun kan ilodi si Atọka
Awọn asẹ band-pass ti Wuhan Especial Optics jẹ akopọ ti akopọ ti awọn fẹlẹfẹlẹ dielectric ti o ni aaye deede. Nọmba awọn fẹlẹfẹlẹ ati sisanra jẹ iṣiro pẹlu ijinle gige-pipa ti o dara julọ (ni deede to OD5 tabi ga julọ), giga ti o dara julọ ati gbigbe giga (70% narrowband, 90% broadband).
Awọn ohun elo:
1. Fluorescence maikirosikopu
2. Raman fluorescence erin
3. Idanwo paati ẹjẹ
4. Ounje tabi eso suga erin
5. Omi didara onínọmbà
6. interferometer lesa
7. Robot alurinmorin
8. Astronomical imutobi akiyesi celestial nebula
9. Lesa orisirisi ati be be lo
Didara Lakọkọ, Ijẹri Aabo