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Focus your laser with mirror camera 2 pair of goggles and laser actuator

Focus your laser with mirror camera 2 pair of goggles and laser actuator

Laser beam focusing with mirror Canon camera and 2 pair of goggles

Full guidance of how to get the best focus of the laser using a mirror camera, red/green goggles and linear actuator

Process

1. Do a manual focusing with a focusing rin on the laser trying to get the minimum spot.
[for G2 lens you do it on 4-5 mm height, for 3 element lens you do it on 5-7 cm height]

2. Install your mirror camera and aim it to the laser spot. Max zoom + digital zoom in.

3. Decrease an ISO and close a diaphragm to the max level.

4. Add red / green filter (protective goggles)

5. Move Z axes with your laser up and down and check where the minimim spot will be.

The minimum spot size is the best focus.