for the sqfe use of lqsers - LIGO
for the sqfe use of lqsers - LIGO
for the sqfe use of lqsers - LIGO
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SECTION<br />
Fie. MPE <strong>for</strong> Direct Ocular Exposure to Ultraviolei<br />
Radiation (Intrabeam Viewing and Extended<br />
Sources) <strong>for</strong> Exposure Durations from l0e to 3 x ld s<br />
Fig. 6 MPE <strong>for</strong> Direct Ocular Exposure to Ultraviolet<br />
(1" = 0.315 to 0.400 pm) and Infrarcd<br />
(1, = 1.4 pm to I mm) Radiation (lntrabeam<br />
Viewing aod Extended Sources) <strong>for</strong> Single<br />
Pulses or Continuous Exposures<br />
Fig. 7 MPE <strong>for</strong> Direct Ocular Exposure to Laser Radiation<br />
(1" = 0.4 to 0.7 pm and 1.051 to 1.4 pm) from<br />
Extended Sources (Angular Subtense >cln;n in Fig' 3)<br />
<strong>for</strong> Single Pulses or Continuous ExPosures<br />
Fig. 8 Conection Factor C,a <strong>for</strong> WaYelengths Between<br />
0.7 and l4 pm (From Tables 5 and 6)<br />
Fig. 9 Correction Factors CB and ft <strong>for</strong> Wavelengths<br />
Between 0.55 and 0.7 um . .<br />
Fig l0 Ocular MPE <strong>for</strong> lntrabeam Viewing (Angular<br />
Subtense < cr,n6 in Fig. 3) as a Function<br />
<strong>of</strong> Exposure Dumtion and Wavelength<br />
Fig. ll Ocular MPE <strong>for</strong> Extended Sources (Angular<br />
Subtense 2 cr-6, in Fig. 3) as a Function<br />
<strong>of</strong> Exposure Duration and Wavelength<br />
Fig. 12 Reduction <strong>of</strong>MPE <strong>for</strong> Repetitively Pulsed Lasers and<br />
<strong>for</strong> Multiple Exposures from Scanning Lasers ' . .<br />
Fig. 13 Measurement Arrangement Used <strong>for</strong> Purposes<br />
<strong>of</strong> Laser Classification ....<br />
Appendixes<br />
Appendix A Examples <strong>of</strong> Classification <strong>of</strong> Lasers or Laser Systems<br />
Tables<br />
Table Al Typical Laser Classilication - Continuous-Wave (CW) Lasers . . . . .<br />
Table A2 Typical Laser Classification - Single-Pulse Lasers<br />
Table ,A3 lntrabeam MPE <strong>for</strong> <strong>the</strong> Eye and Skin <strong>for</strong><br />
Selected CW Lasers<br />
Table 44 Inrabeam MPE <strong>for</strong> <strong>the</strong> Eye and Skin <strong>for</strong><br />
Selected Pulsed Lasers<br />
Appendix B Calculation <strong>for</strong> Hazard Evaluation and Classification<br />
8.1 General .<br />
8.2<br />
B.3<br />
8.4<br />
Tables<br />
Symbols<br />
Examples <strong>of</strong> MPE Determinadon and Laser Classification<br />
Formulas and Examples Useful in Evaluation<br />
<strong>of</strong> Various Laser Applications<br />
Table B I Typical Diff<strong>use</strong> Reflection Cases <strong>for</strong> Visible Radiation<br />
(l=0.4to0.?um) ...<br />
PACE<br />
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