การใช้เทคโนโลยีเลเซอร์โซลิดสเตตในภาคส่วน ช่วยลบรอยสัก ไม่ว่าจะเป็นสักสีหรือขาวดำ Gas lasers employing many different gases have already been developed and employed for lots of functions. The helium–neon laser (HeNe) can function at numerous wavelengths, however, the vast majority are engineered to lase at 633 nm; these reasonably small-cost but extremely coherent lasers are very commo... https://billp630dhj0.blogrelation.com/profile