Patent ID: 9743488
Date: 2017-08-22
CPC Classifications: A61F,G02C,G08B,H05B,Y02B

Claim:
1. A method, comprising steps of: (a) detecting an input indicative of a breach of security relative to a space that is normally illuminated at an intensity level normal for human occupancy of the space; (b) emitting a set-up light into the space, the set-up light having an optical characteristic to set-up eyes of a person within the space to be susceptible to subsequent bright lighting; and (c) following the set-up light emission, emitting a light in an irregular manner to disrupt visual perception or acuity and temporarily disorient or disable any person within the space, wherein: the step of emitting the light in an irregular manner comprises repeatedly in sequence (1) emitting a first color of light, (2) then emitting no light of at least the first color of light, (3) emitting a second color of light different from the first color of light, and then (4) emitting no light of at least the second color of light; and a plurality of operational parameters of the emissions of the sequence vary within each repetition of the sequence and differ between successive repetitions of the sequence in an irregular manner.