Tomey AL-2000, Operator'S Manual

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AL-2000 Biometer & Pachymeter
103
1 13 3..1 1 S Sp pe ecciiffiicca attiio on nss
1 13 3.. S SP PE EC CIIF FIIC CA AT TIIO ON NS S A AN ND D M MIIS SC CE EL LL LA AN NE EO OU US S IIN NF FO OR RM MA AT TIIO ON N
1 13 3..1 1 S Sp pe ecciiffiicca attiio on nss
1 13 3..1 1..1 1 B Biio om me ettrryy//IIO OL L p po ow we err cca allccu ulla attiio on n
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Measurement range
• Axial length: 15.00 - 40.00 mm
• Anterior chamber depth: 2.00 - 7.00 mm
• Lens thickness: 2.00 - 6.00 mm
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Measurement accuracy and resolution
• Accuracy: +0.1 mm
• Resolution: 0.01 mm
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Converted velocity - factory setting and setting range
• Mean velocity of axial length
Normal: 1,550 m/s 1,500 - 1,600 m/s
Dense cataract: 1,548 m/s 1,500 - 1,600 m/s
Aphakic: 1,532 m/s 1,430 - 1,630 m/s
• Lens velocity
Normal: 1,641 m/s 1,540 - 1,740 m/s
Dense cataract: 1,629 m/s 1,540 - 1,740 m/s
• Anterior chamber velocity
Normal: 1,532 m/s 1,430 - 1,630 m/s
Dense cataract: 1,532 m/s 1,430 - 1,630 m/s
Aphakic: 1,532 m/s 1,430 - 1,630 m/s
• Velocity of vitreous body and anterior chamber
Pseudophakic: 1,532 m/s 1,000 - 2,000 m/s
• IOL velocity
Pseudophakic 1: 2,718 m/s 800 - 3,000 m/s
Pseudophakic 2: 1,049 m/s 800 - 3,000 m/s
Pseudophakic 3: 2,200 m/s 800 - 3,000 m/s
• IOL thickness
Pseudophakic: 1.00 mm 0.10 - 4.00 mm
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IOL formulae
• SRK II
• SRK/T
• Holladay
• Hoffer-Q
• Haigis standard
• Haigis optimized
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Biometry probe
• Type: solid state
• Fixation light: built-in red LED
• Transducer frequency: 10 MHz ±10%
• Tip radius: 5.0 mm (concave)
• Dimensions/weight: 8 mm x 100 mm/30 g