| 摘要 |
The laser indicator consists of an outer casing, a laser device, a front connecting plate, a front cover, a rear connecting plate, a spring coil and a rear cover. The laser device is positioned inside the outer casing. The front connecting plate is connected to the front part of the outer casing, while the front cover is positioned before the front connecting plate. The spring coil is connected behind the circuit board of the laser device, and the back of spring coil can be connected to one of the battery terminals. The rear connecting plate is connected to the back of the outer casing. The rear connecting plate is equipped with a hollow cutting tube, and the back end of the cutting tube is in the form of a blade. The front side of rear connecting plate is connected to the other circuit of the battery. The rear cover is fitted over the rear connecting plate with screws to encase the cutting tube behind the rear cover.
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