Our UV system Purifies the water for your entire home Immediately On Contact and Kills 99.99% of ALL Living Bacteria & Viruses! Each UV System comes with a Commercial Quality Big Blue 5 micron pre-filter which captures any microscopic particles so Bacteria canât hide behind them.
If your prescription does not contain your PD: 1  Ask to have it measured at an optical shop â some may charge a fee. 2  Contact an optical shop where you have previously purchased prescription glasses. 3  Your previous optometrist may have a record of your PD.  Alternatively, try measuring your own Pupillary Distance as explained below.
Optometrists prescribe, fit and glasses and contact lenses. An optometrist cannot perform surgery, but sometimes works with an ophthalmologist on post-surgical care. Opticians make lenses, frames, and contacts lenses. They analyze and interpret prescriptions and determine the lens best suited for the patient.