Table 4. 5 Applied correction factors and other calculation parameters

Parameter as listed in ICNIRP	Valid spectral range (nm)	Value
C_A	λ < 700	C_A = 1.0
	700 – 1050	C_A = 10^{0,002(λ-700)}
	1050 – 1400	C_A = 5.0
C_B	400 – 450	C_B = 1.0
	450 – 700	C_A = 10^0,02(λ-450)
C_C	700 – 1150	C_C = 1.0
	1150 – 1200	C_C = 10^{0,018(λ-1150)}
	1200 – 1400	C_C = 8,0
T₁	λ < 450	T₁ = 10 s
	450 – 500	T₁ = 10 · [10^{0,02((λ-450)]} s
	λ > 500	T₁ = 100 s
Parameter as listed in ICNIRP	Valid for biological effect	Value
α_min	all thermal effects	α_min = 1.5 mrad
Parameter as listed in ICNIRP	Valid angular range (mrad)	Value
C_E	α < α_min	C_E = 1,0
	α_min < α < 100	CE = α/αmin
	α > 100	CE = α² /(α_min · α_max ) mrad with α_max = 100 mrad
T₂	α < 1.5	T₂ = 10 s
	1.5 < α < 100	T₂ = 10 · [10 ^{(α-1,5)/98,5]} s
	α > 100	T₂ = 100 s
Γ	t ≤ 100	γ = 11 [mrad]
	100 < t < 10⁴	γ = 1.1 t^0,5 [mrad]
	t > 10⁴	γ = 110 [mrad]