Lens Tools Suite – RGP/Multifocal Order & Spectacle→CL Converter | Yamout Optical Center
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Yamout Optical Center
Lens Tools Suite · Internal Use
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RGP SPHERE / MULTIFOCAL ORDER

Yamout Optical Center – Professional ordering tool for rigid gas permeable and specialty lenses.

SINCE 1978

Patient & Practitioner

Enter basic patient details and select the lens brand / design.

Select a brand to see BC / DIA / power ranges.

Vertex Distance Calculator

Converts spectacle Rx (at vertex distance) to ocular / contact-lens plane. Formula: F' = F / (1 − d·F), each principal meridian vertexed separately, rounded to 0.25 D.

Eye Spectacle Sphere (D) Spectacle Cyl (DC) Axis (°)
OD
OS
Enter spectacle powers above to calculate the ocular refraction.

Clinical note: vertex compensation is typically significant for powers ≥ ±4.00 D. Always verify the final order values professionally before submitting.

RX Details – Lens

Enter BC, power, cyl/axis, diameter, near add and quantity for each eye.

Eye BC Power (D) Cyl (DC) Axis (°) Dia (mm) Add (if MF) Qty Notes
OD (Right)
OS (Left)

Order Summary

The summary updates automatically when you change fields.

No order data yet

Start by selecting a lens brand, design, and entering parameters for OD and OS. The live summary will appear here for quick checking before you send the order to UltraVision or your lab.

Internal Tool: For Yamout Optical Center use only. Copy data into the official UltraVision portal after checking. Yamout Optical Center – Lens Order Assistant v2.3
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Yamout Optical Center
Spectacles → Soft & Toric Contact Lens Converter
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Spectacles → Contact Lens Converter

Vertex-adjusted soft spherical and soft toric outputs with clinical warnings.
Works offline • One HTML file
Yamout Optical Center — Lens Tools Suite · Internal Use Only