320 nm320\mathrm{~nm} 320 nm
1.3 micron1.3\mathrm{\ micron} 1.3 micron
6.5×10−4 mm6.5\times 10^{-4}\mathrm{~mm} 6.5×10−4 mm
2.6×10−4 cm2.6\times 10^{-4}\mathrm{~cm} 2.6×10−4 cm
