Eyevara Lens Designer

Patient Biometric Data

Eye Dominance

Sphere (D) Cylinder (D) Axis (°)

HVID (mm) Pupil (mm) Age

Flat K (mm) Steep K (mm) e-value

Trial Lens / Over-Refraction

Trial BC (mm) Trial Power (D)

ORx Sph (D) ORx Cyl (D) ORx Axis (°)

Topography / Eaglet ESP Import Accepts Eaglet .json / .xyz.csv / .eye, generic CSV K-grid, or axial-map image. Translimbal sizing (HVID + 0.7 mm)

Candidacy

Click "AI Recommend" or fill inputs.

AI Recommendation

Click "AI Recommend" to generate a starting design.

Topography (Axial)

flatsteep

Meridian:

Target Rx -3.00 D (BC flattens 0.10 mm per −0.50 D)

Edge Lift 0.000 mm

View

Geometry

Adjustments apply 360° to the entire lens.

Design Preset (Template)

Modification Tools

Tangential tear layer mode (default Axial) Minimal Blending (MB) Add prism for rotation control Toric (front / back / bi-toric)

Diameters & Targets

Lens Diameter (OAD) 11.20mm

Optic Zone (BOZD) 6.20mm

Return Zone Ø (RZD) 6.80mm

Alignment Zone Ø 9.50mm

Target Rx -3.00D

Target Lens Power +1.25D

Jessen Factor 0.75D

Posterior Curves back surface

Base Curve (BC) 8.45mm

Return Zone Radius (RC) 7.75mm

Alignment Curve Radius (AC) 8.70mm

Peripheral Radius (PC) 10.80mm

Landing Zone Angle 30.0°

Return Zone Depth 90µm

Anterior Curves front surface

Front Optic Zone R 8.40mm

Front Optic Zone Ø 7.00mm

Lenticular Curve R 11.00mm

Lenticular Curve Ø 10.50mm

Edge Bevel R 0.50mm

Edge Angle 30.0°

Aspheric Haptics conic Q

Q = 0 sphere · Q < 0 prolate (matches cornea/sclera) · Q > 0 oblate · Q = −1 parabola

Alignment Curve Q (haptic) 0.00Q

Peripheral Q (haptic) 0.00Q

Base Curve Q (optic) 0.00Q

Return Zone Q 0.00Q

Front Optic Zone Q (multifocal) 0.00Q

Lenticular Q 0.00Q

Thickness & Clearance

Center Thickness (CT) 0.22mm

Edge Thickness (ET) 0.20mm

Apical Clearance 2.0µm

Edge Lift (default) 10µm

Edge Lift Offset 0.000mm

Multifocal

Multifocal lens

Add (D) Center Zone Ø

Material / Markings

Material Color

Marking Fenestration

Fluorescein Sim

Show fit pattern (3D)

Source Topography

Simulated Fluorescein

Front Curvature (CL)