Muraayadaha Infrared-ka ee u dhow waxaa ku jira muraayado infrared ah oo loo habeeyay gobolka infrared-ka ee u dhow, laga bilaabo 900 nm ilaa 1700 nm. Muraayadahan aspheric-ga ah waxay gaaraan waxqabad sax ah oo heer sare ah oo ku baahsan NIR.
Wavelength waxay diiradda saareysay bixinta alaabada indhaha ee saxsan ee sare muddo 20 sano ah