Laser rangefinders generally use two methods to measure the interval: pulse method and phase method.The pulse rangefinder works like this: the laser emitted by the rangefinder is reflected from the measured object and then received by the rangefinder, which records the time of the laser coming and going. Half the product of the speed of light and the time to go back and forth is distance measurement.
Maintenance and protection methods of laser rangefinder:
Hand-held rangefinder protection:
In daily life, interior planner and architect often face a problem, it is in planning and adornment process, because a few cannot be close to the address of measure all sorts of measure difficulty to exist perhaps safety hidden trouble and have a headache.Now, laser rangefinders can do a good job for you, easily measuring all sorts of distances that can't be close to an address or the length of an object.
Local handheld laser rangefinders that do not have direct access to measurement guidelines, such as stairwells and elevators, can help you with measurement, replacing the traditional box measurement and saving manpower.Laser rangefinder is a new high function handheld rangefinder launched in recent years, the use of patent planning, measuring range is 0.05~200m, measurement accuracy is ±1-±1.5mm, measurement fast, easy to use, planning fine, can be carried around.With this laser rangefinder, you can measure the volume of the house or stairwell without the need for lifting platform or extension ladder, and the accurate reading can be taken in a few seconds.
In addition, the rangefinder in addition to pocket portable planning, but also with the addition of length subtraction function, not due to the measurement of the ceiling and crouched on the ground.With a large LCD backlit display screen, this laser rangefinder enables you to easily read measurement data together with your eye alignment.With a laser rangefinder, one person can get to work and do it twice as fast as usual.