Shopping Guide
All the useful information about the steps to make a purchase on our website
On this page, we have gathered all the useful information about the steps to make a purchase on our website.
Guide to Buying Non-Prescription Glasses
During the purchasing process, you will encounter optical terms that may not be familiar to you. To assist you, we have created a specific page that collects all these terms and their meanings.
When you have found the ideal glasses, you can begin the purchasing process by clicking the Add to cart.
Guide to Buying Prescription Sunglasses
When you have found the ideal glasses, you can begin the process to add prescription lenses. You must click the Prescribe and add.
Next, you should:
- Select the lens manufacturer (Varilux, Zeiss, Indo, Hoya, or other options)
- Select the type of lens: single vision or progressive
- Enter the prescription parameters (sphere, cylinder, axis, pupillary distance)
- Select the lens thickness
- Select the treatments: hardening, anti-reflective, or no treatment
- Choose the filter: photochromic or color option
Guide to Buying Prescription Glasses
If you have found the ideal frame, you can start the process to add prescription lenses. You must click the Prescribe and add.
The process is similar to that of prescription sunglasses.The additional filter options include:
- Blue light filter (screen protection)
- Photochromic (darkens in light)
- Optifog (anti-fog)
- Color filter
- No additional filter
Important: You will need the pupillary distance (PD) that appears on your optical prescription.
Guide to Buying Contact Lenses
On our website, you can find contact lenses from the best manufacturers in the market. The process for buying contact lenses is very simple. We explain it step by step below.
You should search in our catalog until you find the contact lenses you need. You will see a wide variety based on duration: daily, bi-weekly, or monthly.
To complete your order, you will need the following prescription data:
- Spherical power — Positive (+) or negative (-) value
- Cylindrical power — For astigmatism correction
- Axis — Orientation from 0° to 180°
- Radius — Curvature of the lens
- Diameter — Circumference of the lens
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You can do this from the main menu by clicking on the location icon.
Do you need help with your purchase?
Our team of opticians is available at info@opticalh.com









