Laser Power Meter is the only way to check laser output. you can't tell any differences from 50mw to 100mw.
301 laser is the most popular laser style in the market, price is different, from $10 - $20. now let's check it out. pls note this video is only for those lasers. it doesn't mean your laser on hand has similar output, even though they have exactly same host.
seems i can't insert a youtube here, so here is the link:
https://youtu.be/u34oLAmV_kY
301 laser is the most popular laser style in the market, price is different, from $10 - $20. now let's check it out. pls note this video is only for those lasers. it doesn't mean your laser on hand has similar output, even though they have exactly same host.
seems i can't insert a youtube here, so here is the link:
https://youtu.be/u34oLAmV_kY