Lub tshuab tsom iav yog ib qho khoom siv kho qhov muag uas tsim los ntawm lub lens lossis kev sib txuas ntawm ob peb lo ntsiab muag, uas yog ib qho cim qhia tias tib neeg tau nkag mus rau lub hnub nyoog atomic. Microscopy yog ib qho cuab yeej siv los ua kom pom cov khoom me me uas tuaj yeem pom los ntawm tib neeg lub qhov muag. Spectroscopic spectroscopy thiab electron microscope: Optical microscope was pioneered in 1590 by Jensen of the Netherlands. Lub tshuab kho qhov muag tam sim no tuaj yeem ua kom pom cov khoom 1600 zaug, qhov tsawg kawg nkaus ntawm kev daws teeb meem yog mus txog 1/2 ntawm lub wavelength, thiab qhov ntev ntawm lub tshuab hluav taws xob hauv tsev tshuab raj feem ntau yog 160 hli. Tus neeg uas tau txais txiaj ntsig zoo rau kev loj hlob ntawm microscopy thiab microbiology yog Leeuwenhoek, ib tug Dutchman.