Abstract: The present invention provides an adjustable eyeglass frame comprising left and right lens frame units independent from each other and a temple unit. The left and right lens frame units further comprise insertion holes and insertion pieces configured to slide over each other for positioning and such that the relative distance between the left and right lens frame units is adjustable according to the facial width of the user. The other sides of the left and light frame units further include pivotally attached temple brackets with sliding slots. The temple unit comprises two extension rods slidable along the sliding slots of the temple brackets. Positioning can also be achieved as the positioning piece of the extension rod engages with a positioning notch of the riding slot at the inner wall of the sliding slot and such that the temple length is adjustable according to the head size of the user.

Abstract: A pair of eyeglasses is disclosed to have a lamp mounted in the front side of one rim of the eyeglasses frame thereof, an on/off switch mounted on the outside of the eyeglasses frame, and a battery cell and a circuit board mounted in one of the two temples of the eyeglasses frame and electrically connected in series to the lamp through the on/off switch for driving the lamp to give off light for illumination when the user switched on the on/off switch.

Abstract: A detachable eyeglass frame and aviator lens arrangement for eyeglasses is disclosed to include an eyeglass frame having two aviator lens positioning structures, each aviator lens positioning structure having a first magnet disposed at one lateral side and an aviator lens retainer at the other lateral side, and two aviator lenses respectively detachably fastened to the aviator lens positioning structures, each aviator lens having a first lateral side which inserts into the aviator lens retainer and connectable to the aviator lens retainer by friction resistance, and a second lateral side provided with a second magnet connectable to the first magnet of one aviator lens positioning structure by magnetic attraction.