Product features
Product type hard lens |
BC value 7.10 to 8.50 |
DIA 9.2 to 11.5 |
Material various |
Power range +25.00 to -25.00 |
DK value depending on material |
UV protection depending on material |
Gas flow depending on material |
Lens type Spherical lenses |
ASCON diagnostic lens
Please note:
Diagnostic lenses are used to check for correct fit and correct lens power.
It is not possible to choose among different lens materials.
Diagnostic lenses have a slightly stronger tint (greenish or violet) than normal lenses.
Diagnostic lenses are designed for a maximum wearing time of 4 weeks.
Diagnostic lenses are custom-made. No returns are possible !
Diagnostic lenses are used to check for correct fit and correct lens power.
It is not possible to choose among different lens materials.
Diagnostic lenses have a slightly stronger tint (greenish or violet) than normal lenses.
Diagnostic lenses are designed for a maximum wearing time of 4 weeks.
Diagnostic lenses are custom-made. No returns are possible !
Hard gas permeable, individually manufactured contact lens with UV filter.
The ASCON® is the first contact lens with a progressive aspheric back surface design.
The back surface is spherical from the center up to an angle of 14°. After that, progressive flattening begins. The degree of eccentricity is indicated by the AS value in 30°.
Diagnostic lenses cannot be returned !
The ASCON® is the first contact lens with a progressive aspheric back surface design.
The back surface is spherical from the center up to an angle of 14°. After that, progressive flattening begins. The degree of eccentricity is indicated by the AS value in 30°.
Diagnostic lenses cannot be returned !
Delivery range of ASCON:
BC values:
7.00 to 9.00
Power:
+25.00 to -25.00
DIA:
8.0 to 12.2
Back surface eccentricities:
AS4 to AS9
Material:
Simple standard material for maximum 4 weeks wear for test purposes.
Slightly stronger greenish or violet tint.
BC values:
7.00 to 9.00
Power:
+25.00 to -25.00
DIA:
8.0 to 12.2
Back surface eccentricities:
AS4 to AS9
Material:
Simple standard material for maximum 4 weeks wear for test purposes.
Slightly stronger greenish or violet tint.