







激光笔 (jī guāng bǐ) means “laser pointer, laser pen” in Chinese. See the pinyin, native audio pronunciation, and 2 example sentences with English translations.
laser pointer
laser pen
Since we have my red laser pointer, we will also try with the red laser pointer, which is centered at wavelength of 700 nanometers.
If you do it the other way, it becomes a stylus tip and in another way, it becomes a laser pointer.