TITLE 32: ENERGY
CHAPTER II: ILLINOIS EMERGENCY MANAGEMENT AGENCY
SUBCHAPTER b: RADIATION PROTECTION
PART 315 STANDARDS FOR PROTECTION AGAINST LASER RADIATION
SECTION 315.TABLE C PARAMETERS AND CORRECTION FACTORS



Section 315.TABLE C Parameters and Correction Factors

 

Correction Factor

Wavelength

(μm)

T1 = 10 x 1020l-0.550

0.550 to 0.700

CB = 1.0

0.400 to 0.500

CB = 1015 l-0.550

0.550 to 0.700

CA = 1.0

0.400 to 0.700

CA = 102 l-0.700

0.700 to 1.050

CA = 5.0

1.050 to 1.400

Cp = n-14

0.400 to 1000

CE = 1.0 a < amin

0.400 to 1.400

CE = a/amin

0.400 to 1.400

Where: amin < a <a max

 

CE = a2/(a max x amin)

0.400 to 1.400

Where: a > amax

 

Cc = 1.0

1.050 to 1.150

Cc = 1018 l -1.150

1.150 to 1.200

Cc = 8

1.200 to 1.400

 

NOTES:

1.

For pulse repetition frequencies below 55 kHz (0.4 to 1.05 μm) and below 20 kHz (1.05 to 1.4 μm) see ANSI A136.1.

 

2.

For wavelengths between 0.400 and 1.400 μm:

 

amin

=

1.5 mrad for t ≤ 0.7 s

 

amin

=

2 t mrad for 0.7 s < t <10 s

 

amin

=

11 mrad for t < 10 s

 

amax

=

100 mrad

 

3.

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

 

l

=

wavelength in μm

 

n

=

number of pulses

 

a

=

angular subtense (mrad)

 

t

=

time

 

ts

=

time in seconds

 

s

=

seconds

 

μm

=

micrometers

 

Min

=

minimum

 

Max

=

maximum

 

mrads

=

milliradians

 

kHz

=

kilohertz