THE 2-MINUTE RULE FOR COOLED LONG-WAVE INFRARED LENSES

The lens will need to build an image that could fill the focal airplane array, or detector, with the IR digicam. These arrays are rectangular or sq. in form, but a lens makes a round picture on the focal plane. This requires the lens make an image that includes a diameter equal to, or bigger than, the diagonal with the array.What's more, for your t