NIR lub hom phiaj lens yog lub lens feem ntau siv rau kev soj ntsuam ze - Infrared lub teeb.
1. Lub lens NIR (Near - Infrared) yog ib qho khoom siv kho qhov muag uas feem ntau siv rau kev tsom lub teeb hauv qhov ze infrared band. Nws ua lub luag haujlwm tseem ceeb hauv lub kaw lus kho qhov muag ze infrared. Zoo ib yam li lub lens koob yees duab, nws tuaj yeem sau thiab sib sau ua ke lub teeb ze infrared uas tawm los lossis cuam tshuam los ntawm ib yam khoom, ua rau lub tshuab ntes tau cov ntaub ntawv uas cov teeb ci no nqa tau meej dua.
2. Qhov ntau ntawm qhov ntev ntawm lub teeb infrared ze feem ntau yog nruab nrab ntawm 780 nanometers thiab 2500 nanometers. Los ntawm nws txoj kev tsim kho qhov muag tshwj xeeb thiab kev xaiv cov khoom siv, lub lens NIR tuaj yeem txo qhov chromatic aberration thiab lwm yam aberrations, ua kom muaj kev pom zoo hauv qhov ze infrared band. Piv txwv li, hauv qee qhov xwm txheej kev siv hauv kev lag luam uas xav tau kev kuaj pom tsis sib cuag ntawm cov khoom, lub lens NIR tuaj yeem pab kom tau txais cov ntsiab lus ntawm qhov chaw lossis cov ntaub ntawv sab hauv ntawm cov khoom.
Wavelength tau tsom mus rau kev muab cov khoom siv kho qhov muag siab rau 20 xyoo