Illinois Administrative Code
Title 32 - ENERGY
Part 315 - STANDARDS FOR PROTECTION AGAINST LASER RADIATION
Table D - Limiting Apertures for Hazards Evaluation and AEL Determination

Spectral Region

(µm)

Duration

(s)

Aperture Diameter (mm)

Eye

Skin

0.180 to 0.400

10-9 to 0.25

1.0

3.5

0.25 to 3 x 104

3.5

3.5

0.400 to 1.400

10-9 to 3 x 104

7.0

3.5

1.400 to 102

10-9 to 0.3

1.0

3.5

0.3 to 10

1.5 t3/8

3.5

10 to 3 x 104

3.5

3.5

102 to 103

10-9 to 3 x 104

11.0

11.0

NOTES:

1.

Under normal conditions these exposure durations would not be used for hazard evaluation (see ANSI Z136.1 (Table 8)).

2.

For purposes of this Section 315.Table D, the following abbreviations or symbols are used:

µm

=

micrometers

s

=

seconds

mm

=

millimeters

ts

=

time in seconds