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دسته بندی : پاورپوینت
نوع فایل : .ppt ( قابل ویرایش و آماده پرینت )
تعداد اسلاید : 11 اسلاید
قسمتی از متن .ppt :
Laser Safety
Andras Kis
Zettl group safety talk
11/16/2006
Laser Components
Light Amplification by Stimulated Emission of Radiation
Associated hazards:
Laser Beam: eye injury, burns, skin cancer (UV), fire hazard
Active medium: toxic chemicals or gases (organic dyes, BeO in Ar lasers, HF, HeCd, HeHg, HeSe)
Excitation source: high voltage, water cooling
Human Eye
- laser beam can be focused by cornea and the lens to a very tight spot on the retina
400-1400 nm
<400, >1400 nm
<400, >1400 nm
Burns, cataracts
Retinal damage
Eye Injury
پاورپوینت Laser Safety