Patent ID: 8497914

Claim:
A night vision device for providing images of a scene to a user, the night vision device comprising: an optical apparatus configured to receive light from the scene; an image array coupled to the optical apparatus and configured to: detect the light from the scene; produce a series of image frames of the scene using the detected light from the scene; an image processor in communication with the image array and configured to: receive, from the image array, the series of image frames of the scene; produce a series of filtered image frames by: weighting at least one prior image frame produced prior to the currently produced image frame and at least one subsequent image frame produced subsequent to the currently produced image frame with a decay constant; combining a currently produced image frame with the weighted at least one prior image frame and the weighted at least one subsequent image frame; a display device in communication with the image array and configured to: receive the series of filtered image frames from the image processor; and display the filtered image frames to the user.