Tomey UD-8000 - Page 176

■ 3-120
(Initial setting and setting range of converted acoustic velocity)
■ Phakic eye
Average acoustic velocity for axial
length
: 1,550 m/s, 1,500 - 1,600 m/s
Crystal lens acoustic velocity : 1,641 m/s, 1,540 - 1,740 m/s
Anterior chamber depth acoustic
velocity
: 1,532 m/s, 1,430 - 1,630 m/s
Vitreous acoustic velocity (divisional
velocity only)
: 1,532 m/s, 800 - 2,000 m/s
■ Dense cataract eye
Average acoustic velocity for axial
length
: 1,548 m/s, 1,500 - 1,600 m/s
Crystal lens acoustic velocity : 1,629 m/s, 1,540 - 1,740 m/s
Anterior chamber depth acoustic
velocity
: 1,532 m/s, 1,430 - 1,630 m/s
■ Aphakic eye
Average acoustic velocity for axial
length
: 1,532 m/s, 1,430 - 1,630 m/s
■ IOL eye
Implanted lens
acoustic velocity
(Acrylic) : 2,200 m/s, 800 - 3,000 m/s
(Silicone) : 1,049 m/s, 800 - 3,000 m/s
(PMMA) : 2,718 m/s, 800 - 3,000 m/s
Anterior chamber depth acoustic
velocity
: 1,532 m/s, 1,460 - 1,630 m/s
Vitreous acoustic velocity : 1,532 m/s, 800 - 2,000 m/s
IOL thickness (Acrylic) : 0.80 mm, 0.10 - 4.00 mm
(Silicone) : 1.00 mm, 0.10 - 4.00 mm
(PMMA) : 0.80 mm, 0.10 - 4.00 mm
b) Setting contact/immersion mode
Complete the settings for contact mode and immersion mode by referring to
“3.12.2 o) Axial Setup.”