If you can’t figure it out yourself with glasses. prescription , you’re not alone.
There are many common here. prescription types that will definitely help you navigate.
Standard grid format
This is the most well-known size with clearly printed margins such as OD, OS, SPH, CYL, etc. This meaning is usually entered using a computer, but may be handwritten by a medical professional.
BOL (SPH) and cylinder (CYL) have a (+) or (-) signal, respectively.
On any prescription PD can be described in different ways, e.g. 62 (single PD), 33/31 (double PD), or 62/60 (distance PD/size PD).
Blank
Information about this gift form. prescription Usually handwritten.
Progressive / Bifocal
For multifocal glasses and for reading and computer glasses, RX connects ADD or NV sense. This quantity always includes the (+) signal.
For the type of glasses RX, a prescription For example, DV [bonding/myopia] and NV [near vision/reading].
PRISM
The less common PRISM-RX refers to a number of prismatic forces that are important to compensate for eye alignment problems (e.g., double vision or lazy zy eyes) Prisma Rx has two meanings: Prism & amp; base.
bo = base out, bi = base in, bu = base up and bd (or bdn) = base down.
Vertical Recipe
In contrast to the normal RX format, where values proceed from left to right, vertical RX recipes are listed from top to bottom. This size is not very common in the US.
