LASER BEAM MODULE FOR SIMULTANEOUSLY PRODUCING TWO MUTUALLY PERPENDICULAR OPTICAL PLANES
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Abstract
A laser beam module capable of simultaneously producing two mutually perpendicular optical indicator planes, and adapted for usage on building construction sites, thereat synchronously acquiring horizontal and perpendicular measurements as a basis for datum lines. The laser beam module primarily comprises a laser beam generator, a deflector is disposed in an optical path and utilized to split a laser beam thereof, whereby two light beams emerging from the deflector synchronously proceed towards two optical expanders, the two optical expanders being positioned such as to be mutually perpendicularly related, wherefrom the two light beams are synchronously transformed and therefrom expand to project a horizontal optical plane (beam) and a vertical optical plane (beam).
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Citations
32 Claims
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1. (canceled)
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4-13. -13. (canceled)
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25-28. -28. (canceled)
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29. A device capable of producing two mutually perpendicular laser beam planes comprising:
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a) at least one laser module emitting an irradiated light beam and having;
i) a semiconductor laser emitting a diffused light beam; and
ii) a focusing system focusing the diffused light beam and emitting the irradiated light beam;
b) at least one optical deflector deflecting and splitting the irradiated light beam into two perpendicular light beams, each of the at least one optical deflector includes a prism and an optical wedge correcting a transmission declination resulting from a refracting surface of the prism; and
c) two light beam expanders, each of the two light beam expanders has a conical shaped interior and hollow electric motor, each of the two light beam expanders expanding one of the two perpendicular light beams into one of two perpendicular optical planes. - View Dependent Claims (2, 3, 14, 16, 18, 20, 21, 23, 30)
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31. The device capable of producing two mutually perpendicular laser beam planes as in 29, wherein the at least one optical deflector is placed before a first expander of the two light beam expanders.
- 32. The device capable of producing two mutually perpendicular laser beam planes as in 29, wherein one of the two light beam expanders rotates one of the two perpendicular optical planes around and perpendicular to a central axis of the at least one laser module.
Specification