Custom Stable / Custom Stable Elite scleral
Valley Contax
Manufacturer / labValley Contax
Product / familyCustom Stable
DesignFully custom scleral with independent optic zone, limbal and scleral zones; Elite adds Aessi toric/quadrant scleral control and higher-order aberration correction
Corrects / indicated forAll irregular-cornea indications; strong option where scleral toricity and optical refinement (wavefront) matter
MaterialOptimum Extreme (Dk 125) / Infinite (Dk 180)
Dk125 ×10⁻¹¹ (material)
Overall diameter15.0-17.5 mm
Optic zonecustomizable
Sagittal depthwide range
Centre thickness~0.35 mm
Power range+30.00 to -30.00
Cylinderfront / peripheral / bitoric
Add powerdecentred near multifocal
Wear scheduledaily wear
ReplacementAnnually
Fitting approachElite supports scanning-based (sMap/Pentacam) empirical design and quadrant-specific scleral alignment for asymmetric sclerae.
Verify parameters against current manufacturer documentation before fitting.