- 雷射光 léishèguāng laser beamlaser light or laser beam
- 雷射刀 léishèdāo laser cutter; laser scalpelA surgical or industrial instrument that uses a focused laser beam to cut through materials or tissue, offering precision and, in medical contexts, simultaneous cauterization
- 雷射印表机 léishèyìnbiǎojī laser printerA high-quality, fast computer output device that uses a laser beam to print text and images onto paper; used primarily in Taiwan. Equivalent to [[激光打印机|激光打印機|ji1 guang1 da3 yin4 ji1]] in Mainland China.
- 雷射唱机 léishèchàngjī CD playerA device used to play compact discs; also known as [[激光唱机|激光唱機|ji1 guang1 chang4 ji1]] in mainland China.
- 雷射唱片 léishèchàngpiàn compact disccompact disc; a disc that uses laser technology to store and play back high-quality audio recordings; common in Taiwan
- 雷射器 léishèqì laserlaser or laser device
- 雷射导引 léishèdǎoyǐn laser guidancetechnique of using a laser beam to direct a missile or other projectile to a target
- 雷射武器 léishèwǔqì laser weaponan offensive or defensive military device that uses high-intensity laser beams to destroy or disable targets
- 雷射碟影机 léishèdiéyǐngjī laserdisc playeran optical disc player used for playing video and audio from LaserDiscs
- 雷射笔 léishèbǐ laser pointerlaser pointer; often used in Taiwan
- 雷射雕刻 léishèdiāokè laser engravingprocess of using lasers to engrave or etch an object; laser cutting