91
—-— FWHM =8.5cm
FWHM =f1.0cm
lO
rrors over,
20
30
40
50
DISTANCE (cm)
otal inte,
Fic. 75.—Point response function of the tested collimators
it of the
(
in whichj
REAL DISTRIBUTION
FWHM = 8.5 cm
see
FWHM =11.0 cm
FWHM = 15.0 em
-----ceeeeees
60
30
40
30
20
30
40
cm
Fic. 76.-—-Influence of kernel A (xz,z') resolution
RELATIVE AMOUNT OF ACTIVITY
|
23
]
-
that the
d on the
RELATIVE AMOUNT OF ACTIVITY
_
nN
°
on
Oo
mee of
=15.0cm
RELATIVE RESPONSE
EP EPOEE
——— FWHM