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  1. P

    Recreational Laser Spar

    My oppinion is that if it is cheaper, it cannot have the same quality. Even if they say it's the same performance as the approved ones, I think you take some risks anyways by using the non-legal "recs". If you can afford the class aproved spars, you should choose them - they certainly have good...
  2. P

    Can anyone explain me about laser's photochemical effect?

    thanks for the reply and I apologize if I offended anyone. I knew only by thermal effect and consequences on the eyes. I was wondering if in this case can be serious consequences on skin.
  3. P

    Can anyone explain me about laser's photochemical effect?

    I just found the laser can generate chemical reactions in tissues. What are the long-term consequences and what types of laser can produce it

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