is laser eye surgery safe

{"title":"Precise Laser Eye Surgery Machine Ophthalmic Equipment Safe And Adaptable","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/be\/33\/4d7d96375b9631517ac156bb5d30-200x200-1.jpg","attrs":{"Price":"USD1-25555\/set","Brand Name":"Mecan","Model Number":"MC-MD960","Minimum Order Quantity":"1 set","Delivery Time":"3-15 working days","Certification":"ISO","Place of Origin":"Mecan","Payment Terms":"L\/C, T\/T, Western Union, MoneyGram,Cash","Supply Ability":"1000 sets\/month","Packaging Details":"Standard package for export","Item":"Laser Photocoagulator","Type":"Hemispherical Bowl Type (Radius 600mm)","Stimulus Size":"\u03a62mm","Stimulus Light Source":"LED","Stimulus Indicator":"256 indicators distributed on screen","Stimulus Intensitiy":"0.5 ~ 318 nit (1.6-1,000ASB)","Brightness Level of each indicator":"within \u00b120%","Stimulus Duration":"0.1sec, 0.2sec, 0.5sec","Weight":"26kg (Main Unit)","Dimensions":"770mm x 530mm x 730mm"}}

{"title":"2 GPa Tensile Strength Laser Glass \/ Glass Er Cr Yb Safe For Human Eye","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/27\/76\/efbbcdc3e1d5eebf122be7305d59-200x200-1.jpg","attrs":{"Price":"negotiation","Brand Name":"CRYLINK","Minimum Order Quantity":"1 Pieces","Delivery Time":"3-4 weeks","Certification":"Iso9001","Place of Origin":"China","Payment Terms":"TT","Supply Ability":"100 pieces \/month","Packaging Details":"Carton","Name":"Er,Cr,Yb:Glass","Mohs Hardness":"8.5","Young\u2019s Modulus":"57.6 GPa","Tensile Strength":"2 GPa"}}