Muaj ob lub ntsiab lus tseem ceeb rau kev kos duab endoscopes: optical imaging thiab electronic imaging. Optical imaging siv cov khoom siv kho qhov muag xws li lo ntsiab muag thiab prisms los ua cov duab ntawm cov kab noj hniav sab hauv mus rau tus neeg soj ntsuam lossis saib. Cov duab hluav taws xob siv hluav taws xob siv cov khoom siv hluav taws xob xws li CCDs lossis CMOS sensors los hloov cov duab ntawm cov kab noj hniav sab hauv rau hauv cov teeb liab hluav taws xob, uas tom qab ntawd tso tawm rau ntawm lub monitor.
Endoscopes muaj ntau yam kev siv hauv kev kho mob, feem ntau muab faib ua ob pawg: kev kuaj mob thiab kho. Hauv kev kuaj mob, endoscopes tuaj yeem siv los tshuaj xyuas cov kabmob hauv ntau lub cev, suav nrog kev zom zaub mov, ua pa, pob ntseg, qhov ntswg thiab caj pas, gynecology, urology, thiab pob qij txha. Hauv kev kho mob, endoscopes tuaj yeem siv rau kev phais endoscopic, kev kho mob, thiab kev kho mob ntxiv.
