The high power blue laser pointer is more common in the market, but what is the actual effect? This video shows the actual effects of the most popular 445nm 3W blue laser pointer and 445nm 2W blue laser pointer on the market. Let’s see the video:
3W laser pointer: https://www.lucklaser.com/index.php?main_page=product_info&products_id=190
2W laser pointer : https://www.lucklaser.com/index.php?main_page=product_info&products_id=159
