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AVT Scleral
Naturalens Scleral
Naturalens MINI
Naturalens Scleral
- Calculator
Trial or Custom Input
Please Select
Trial Lens
Custom Input
Select Lens Number
N1
N2
N3
N4
N5
N6
N7
N8
N9
N10
N11
N12
N3-F
N3-S
N8-F
N8-S
N12-F
N12-S
N3-T
N8-T
N12-T
Base Curve
Power
Cylinder
Axis
Diameter
SAG
PCZ
LZ
HZ
THZ
4 Plus (+300)
3 Plus (+225)
2 Plus (+150)
1 Plus (+75)
PCZ Standard
1 Minus (-75)
2 Minus (-150)
3 Minus (-225)
4 Minus (-300)
5 Plus (+375)
4 Plus (+300)
3 Plus (+225)
2 Plus (+150)
1 Plus (+75)
LZ Standard
1 Minus (-75)
2 Minus (-150)
3 Minus (-225)
4 Minus (-300)
5 Flat
4.5 Flat
4 Flat
3.5 Flat
3 Flat
2.5 Flat
2 Flat
1.5 Flat
1 Flat
.5 Flat
HZ Standard
.5 Steep
1 Steep
1.5 Steep
2 Steep
2.5 Steep
3 Steep
3.5 Steep
4 Steep
4.5 Steep
5 Steep
5 Flat
4.5 Flat
4 Flat
3.5 Flat
3 Flat
2.5 Flat
2 Flat
1.5 Flat
1 Flat
.5 Flat
THZ 360
THZ Standard
.5 Steep
1 Steep
1.5 Steep
2 Steep
2.5 Steep
3 Steep
3.5 Steep
4 Steep
4.5 Steep
5 Steep
Wanted Changes
Adjust SAG
Adjust if you want to increase or decrease the central zone clearance.
Ex: +250
Para-Central
Adjust ONLY if Para-Central clearance needs to be different than central.
4 Plus (+300)
3 Plus (+225)
2 Plus (+150)
1 Plus (+75)
No Change
Standard
1 Minus (-75)
2 Minus (-150)
3 Minus (-225)
4 Minus (-300)
Limbal
Adjust if you want to increae or decrease the limbal area. Each step is approx 75um.
4 Plus (+300)
3 Plus (+225)
2 Plus (+150)
1 Plus (+75)
No Change
Standard
1 Minus (-75)
2 Minus (-150)
3 Minus (-225)
4 Minus (-300)
5 Minus (-300)
6 Minus (-375)
7 Minus (-425)
8 Minus (-500)
Haptic
Adjust if you want to steepen or flatten the haptic area.
5 Flat
4.5 Flat
4 Flat
3.5 Flat
3 Flat
2.5 Flat
2 Flat
1.5 Flat
1 Flat
.5 Flat
No Change
Standard
.5 Steep
1 Steep
1.5 Steep
2 Steep
2.5 Steep
3 Steep
3.5 Steep
4 Steep
4.5 Steep
5 Steep
Toric PC
5 Flat
4.5 Flat
4 Flat
3.5 Flat
3 Flat
2.5 Flat
2 Flat
1.5 Flat
1 Flat
.5 Flat
No Change
Standard
.5 Steep
1 Steep
1.5 Steep
2 Steep
2.5 Steep
3 Steep
3.5 Steep
4 Steep
4.5 Steep
5 Steep
Adjust Diam
Over-Refraction
Multifocal
Ex: 17.1
Add Power
Sphere
Cylinder
Axis
Vertex Distance
View Rx
View Rx / Reset Form