Tacewar fasfo na bandeji na iya raba rukunin haske na monochromatic, ingantacciyar watsawar tace band-pass ta hanyar bandwidth shine 100%, yayin da ainihin band-pass filter pass band ba shine manufa square ba. Ainihin tacewa ta hanyar wucewa gabaɗaya yana da tsakiyar zangon λ0, watsa T0, rabin nisa na band ɗin wucewa (FWHM, nisa tsakanin wurare biyu inda watsawa a cikin band ɗin wucewa shine rabin mafi girman watsawa), kewayon yankewa da sauran mabuɗin maɓalli don bayyanawa.
An raba matattarar bandeji zuwa matattarar kunkuntar band da tacewa.
Gabaɗaya, kunkuntar bandwidth ko tsayi mai tsayi zai sa samfurin ya fi wahalar sarrafawa; a halin da ake ciki na wucewa band transmittance da yanke-katse zurfin ma nuna sabani
Matatar band-pass na Wuhan Especial Optics sun ƙunshi ɗimbin yadudduka masu sarari daidai gwargwado. Adadin yadudduka da kauri ana ƙididdige su tare da kyakkyawan zurfin yanke yanke (yawanci har zuwa OD5 ko mafi girma), mafi kyawun tsayi da babban watsawa (70% narrowband, 90% broadband).
Aikace-aikace:
1. Fluorescence microscope
2. Ganewar haske na Raman
3. Gwajin bangaren jini
4. Gano sukarin abinci ko 'ya'yan itace
5. Binciken ingancin ruwa
6. Laser interferometer
7. Robot walda
8. Astronomical telescope observation celestial nebula
9. Laser jeri da sauransu
Ingancin Farko, Garantin Tsaro