• Question: Are all lasers red like they are in films?

    Asked by amyrules2012 to Mike, Pip, Tianfu, Tim, Tom on 2 Jul 2012. This question was also asked by bananahammock.
    • Photo: Tim Stephens

      Tim Stephens answered on 2 Jul 2012:

      No. My lasers are usually green or infrared. Red lasers just look cooler on film.

    • Photo: Philippa Bird

      Philippa Bird answered on 2 Jul 2012:

      They can be anything from Ultra violet to Infrared (both invisible to human eyes) and every wavelength in between (which can be red, green or blue).

    • Photo: Tom Lister

      Tom Lister answered on 2 Jul 2012:

      We have a beautiful yellow laser…

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