Table 9: Transducer model: HFL38xi (Ophthalmic use) Operating mode: 2D
Index label
Maximum index value
Index component value
p
at z
(MPa)
r,α
MI
P (mW)
P
(mW)
1x1
z
(cm)
s
z
(cm)
b
z
(cm)
MI
z
(cm)
pii,α
f
(MHz)
awf
prr (Hz)
srr (Hz)
n
pps
I
at z
(W/cm
pa,α
pii,α
I
at z
or z
spta,α
pii,α
I
at z
or z
spta
pii
sii
p
at z
(MPa)
r
pii
Exam type
Optimization
Depth (cm)
MB
(a) This index is not required for this operating mode; value is <1.
(b) This transducer is not intended for transcranial or neonatal cephalic uses.
# No data are reported for this operating condition since the global maximum index value is not reported for the
reason listed. (Reference global maximum index value line.)
— Data are not applicable for this transducer/mode.
Acoustic output tables
MI
0.17
0.43
2.1
2.1
6.59
11339
19.7
11.4
2
)
0.8
2
(mW/cm
)
sii,α
1.3
2
(mW/cm
)
0.7
Oph
Pen
4.9
On
TIS
At
Below
surface
surface
0.007
0.007
0.007
0.77
0.21
—
6.75
3
Oph
Res
4.9
On
TIB
TIC
At
Below
At
surface
surface
surface
0.007
(b)
0.007
0.007
0.77
0.21
—
6.75
Oph
Res
4.9
On
#
#
43