Power lens
OwnerJohn C Ferraroinventor
Life of this patent
Estimating the term…
Abstract
The present invention 10 discloses a removably attached magnifying lens 22 which is designed for placement on display windows 14 of small devices such as are found on cellular telephones 12 and the like. The lens 22 is mounted onto an adjustable housing 20 having tabs 18 thereon for being grasped by the hands of the user 16 whereby the display window 14 can be brought into visual focus. The housing 20 can be attached to the display window 14 or to, for example, the instrument panel 38 of an airplane 40 by adhesive means 24 or a strap system 36. Also, the present invention 10 can be designed to fit variously shaped gauges 48, for example, round 46 or square 44 gauges.
Claims4
An apparatus for magnifying the display window of a device, comprising:
- a) a cup-like base member open on its top and open to the passage of light on its bottom;
- b) a frame member frictionally mounted internally of said base member, said frame member being a male member for insertion into said base member and said base member being a female member;
- c) a magnifying lens disposed internal of said frame member;
- d) said frame member having means for sliding adjustment internally of said base member whereby the display window can be brought into focus by the user, said sliding adjustment means comprising a pair of arched tabs disposed on opposite sides of said frame member;
- and
- e) means for attaching said base member to the display window comprising an elastic strap system having a clip at each end of a strap and said base member having a pair of slots on opposite sides thereof for engagement by said clips, and including a pass through buckle for adjusting the length of said strap.
Dependencies are inferred from the claim text.