Push button-type focusing mechanism for binoculars

A push button-type mechanism for binoculars comprising,

• a connecting plate having a recessed portion with a bottom and side walls formed in the center portion thereof, the plate at each end thereof being pivotally attached to body tubes having lens frames, the side walls being perpendicular to the bottom,
• a slide frame having inclined surfaces attached to a lead shaft and positioned in the recessed portion such that one end of the shaft extends slidably through one side wall of the recessed portion,
• a set of push buttons having shoulder portions and inclined legs slidably positioned on the inclined surfaces of the slide frame and between the inclined surfaces and perpendicular walls of the recessed portion,
• a balance spring contacting the shoulder portions of the push buttons,
• a cover plate to hold down the balance spring, and
• an arm attached to the extended portion of the lead shaft, the arm being attached to the lens frames, wherein depression of the buttons causes the lens frames to move to a position of focus on an object being observed.