How to adjust the laser beam path

Описание к видео How to adjust the laser beam path

1. Check the first mirror
Requirement: Laser beam should dot to the first mirror center.
Laser power: 30%
repare double-sided adhesive
Tear off two small pieces
Stick them with each other.
Paste to the first mirror, and press the adhesive out of profile with nail.
Laser beam dots to the first mirror.

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