1. You must schedule an appointment with an optician in the following cases:

- Measurement for your lenses

- Repair or adjustment of your frames

- Assistance in choosing lenses

- Orders for minors

- Pickup of your order

2. Certain specific situations require an appointment with an optician, particularly if:

- You are purchasing progressive, degressive, anti-fatigue lenses, or lenses with a 1.74 index (ultra-thin)

- You have a prescription with prism or a cylinder (CYL) over +3.00 or -3.00

If you are unsure whether your prescription requires a consultation with an optician, please contact our customer service at support@bonlook.com or call us at 1-877-755-6659 .