How to use laser pointer rangefinder?
At present, multimedia has been widely used in classroom teaching, conference speeches, business presentations and other occasions, including the use of text, pictures, photos, sound, animation and film, and other rich forms of expression to convey information to participants. Most often, the user uses a mouse for human-computer interaction, often in conjunction with a high powered laser pointer to indicate the content of the presentation. If you're looking for a quality laser pointer for astronomy, you've come to the right place. Finding the right laser designator can be confusing, and it can be hard to know where to start. Fortunately, I have some experience to offer to help you reasonably determine which astronomical laser pointer is best for your needs.
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If you don't know what you're doing, getting the right pointer can be a daunting task. Whether you're an avid astronomer, an enthusiast looking to add laser Pointers to your Arsenal, or a beginner, I'll give you my honest opinion on your credible choices. We get this question all the time, and the answer is simple: they're not that obvious! Because red is near the infrared spectrum, it has much less energy than colors in the visible spectrum. So when the red laser comes into contact with dust or water molecules in the air, its energy is absorbed rather than reflected.
2021-12-02 12:25:50
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