Lens thickness calculator

If you're wondering how thick your eyeglass lenses will be based on your prescription, Lens Thickness Calculator is here to help!

This tool calculates the thickness of spherical monofocal lenses with precision, giving you complete control over your lens specifications.

Perfect for opticians, optometrists, and eyewear professionals.

MATERIAL SELECTION

• 7 pre-configured optical materials with different refractive indices
• Add custom refractive index
• Compare thickness across different materials

ADVANCED CALCULATIONS

• Calculate astigmatic lens thickness at any cylinder angle
• Account for any front surface curvature
• Specify exact thickness at lens edge or center
• Calculate required lens diameter by measuring frame settings

MULTILINGUAL SUPPORT

• English
• Ukrainian
• Portuguese
• Hindi

PROFESSIONAL TOOLS

• Convert astigmatic lens to opposite cylinder notation
• Side-by-side comparison of multiple lenses
• Share calculation results via social networks