Patent ID: 8509607
Filing Date: 2013-08-13
Classification: G03B

Abstract:
1. A camera head comprising: housing having a front and back orientation and defining a cavity, said housing being cylindrical and having an axis, said housing having a rear portion for interengaging with a support system; a first wall annularly configured in said housing; a front portion in threaded engagement with said housing such that rotating said front portion causes it to move axially with respect to said housing, said front portion having a front face at least a portion of which is transparent, said front portion comprising a second wall being cylindrical and extending backward from said front face to define a center cavity, said first and second walls cooperating to define an annular cavity between said front portion and said housing; at least one lens attached to said second wall and disposed in said center cavity; one or more light emitting devices disposed in said annular cavity and operatively connected to said housing; and at least one imaging device disposed in said cavity operatively connected to said housing and optically coupled to said lens; and wherein when said front portion is rotated relative to said housing, said lens moves with said front portion while said light emitting device remain stationary with respect to said housing.