rectilinear lens
(1)消畸变镜头
(2)直线透镜

• image translator
• image tube
• image tube camera
• image-tube camera
• image vericon
• image working distance
• imagin
• imaginary axis
• imaginary line
• imaginary number
• imagin detector
• imaging mosaic
• Imagon lens
• imbalance
• imbedding material
• imitation
• imitator
• immeasurabilty
• immersed bolometer
• immersed detector
• immersed detector element
• immersed focal-plane lens
• immersion gain
• immersion grating
• immersion lens