The Ultimate Guide To diode laser คือ
Until eventually not too long ago, scientific ultrafast lasers have generally relied on titanium:sapphire (Ti:sapphire) thanks to its big bandwidth and wide tuning array; turnkey professional Ti:sapphire lasers can produce pulses as limited as 6 fs.โรคทั่วไป ขอใบรับรองแพทย์ ฉีดยาคุมก