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Saulo Garcia

I grew up inside an optical shop. My mother likes to tell how, as a kid, I would watch eyeglasses being assembled, play with the tools, and draw on the back of service order slips. The family business taught me early what a precise measurement and work done right are worth. I went on to spend more than twenty years as a software engineer, always keeping an eye on the optical world. Optogrid was born where the two meet: digital measurement technology (pupillary distance and fitting heights) built by someone who knows the dispensing counter from the inside.
The Science Behind Lens Thickness: Formulas, Materials, and Standards Explained

The Science Behind Lens Thickness: Formulas, Materials, and Standards Explained

Lens thickness is determined by two things: the sagitta of the lens surface (a function of prescription power and lens diameter) and the refractive index of the material. The sagitta formula from spherical geometry, combined with the lensmaker’s equation, lets you calculate thickness for any prescription and material. This article walks through every formula, workedContinue reading “The Science Behind Lens Thickness: Formulas, Materials, and Standards Explained”
Why Customers Leave Your Shop (And Never Come Back)

Why Customers Leave Your Shop (And Never Come Back)

Customers leave optical shops because of how they were treated, not what they were sold. Rushed consultations, inaccurate measurements, zero follow-up, an outdated store, and ignored online reviews — these five gaps push patients toward your competitor. Optical shop customer retention comes down to fixing these avoidable service failures. Fix them, and you keep theContinue reading “Why Customers Leave Your Shop (And Never Come Back)”
How to Launch an Ecommerce Store for Your Optical Shop

How to Launch an Ecommerce Store for Your Optical Shop

Short Answer: To launch an optical ecommerce store, choose a platform that supports prescription lens customization (Shopify or WooCommerce work best for most optical shops), integrate a digital PD measurement tool, add virtual try-on capability, and build product pages with clear lens options. The e-commerce eyewear market reached $39.19 billion in 2024 and is growingContinue reading “How to Launch an Ecommerce Store for Your Optical Shop”
Myopia Control in Children: A Guide for Opticians

Myopia Control in Children: A Guide for Opticians

TL;DR: Childhood myopia (nearsightedness) often worsens each year as kids’ eyes grow. Unchecked, it can lead to high prescriptions and higher risks of serious eye problems in adulthood. Thankfully, evidence-based interventions can slow myopic progression by ~30–60%, including low-dose atropine eye drops, overnight corneal reshaping (orthokeratology), special multifocal contact lenses, and new defocus spectacle lensesContinue reading “Myopia Control in Children: A Practical, Science-Backed Guide for Opticians and Parents”