Laser level

Geometrical instruments – Straight-line light ray type – Alignment device

Reexamination Certificate

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Details

C033S281000, C033S291000, C033SDIG021

Reexamination Certificate

active

07059057

ABSTRACT:
A laser level disposable on a reference surface includes a housing, a pendulum pivotably connected to the housing, a first laser diode disposed on the pendulum for emitting a first laser beam along a first path, and a lens disposed on the pendulum in the first path for converting the first laser beam into a first planar beam, the first planar beam forming a line on the reference surface.

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