Most people unknowingly wear the incorrect eyeglass lenses for theirprescription. As eye care providers, we see how many people are wearinglenses that are too strong for their prescriptions or vice versa. This canbe damaging to your vision and overall health! It is essential to go inevery year for a complete eye exam so you can get an accurate reading ofyour prescription and remember to ask about your lens options.
What are Spherical lenses?
Spherical lenses are used for people who wear glasses. They are designed sothat they can be worn on the eyes. There are various kinds of sphericallenses which you need to choose the best one. The lenses can be glass orplastic, and the shape can be convex, concave, or Plano.
What are the types of spherical lenses?
Companion lenses are used to adjust the vision of those who require them.The use of spherical surfaces effectively improves the vision for thosewith certain types of nearsightedness, farsightedness, or astigmatism.Spherical lenses are also used because it is common for eyes to changeshape throughout one’s lifetime.
- Convex lens– These lenses are the ones that are made of glass and curved from thetop.
- Plano lensis a planar shape and a flat lens. Plano lenses are used in people whohave weak eyesight.
- Concave lens– These lenses have the reverse curvature of the convex lens. So, theyare open and have no curvature. They are often used in those people whohave a strong prescription.
- Pano — Pano lens is a Plano lens with a convex edge on top, and people withastigmatism or weak eyes can use it.
- Surgically implanted lens– This is the contact lens that has been surgically implanted into yourcornea. These lenses are not reusable.
How do you choose the right type of spherical lenses?
People should be aware that they need to choose the right kind of sphericallenses depending upon their vision needs. For instance, if you have verypoor eyesight, you will need a concave lens. However, if you have a vitaleye, you can choose Plano or convex lenses. To get suitableflat opticsfrom an authenticspherical lens manufacturer, contact the PFG precision optics.
Are there any other types of spherical lenses?
There are more varieties of lenses available in the market. However, I havementioned only some of them here. What should you keep in mind whilechoosing the right lens? Various factors influence the choice of the lens.The lenses you choose should suit your prescription and your budget.
Conclusion
It is advisable to choose the lenses with the best price. So, what do youthink about «What are the different types of spherical lenses?» Do let usknow if there is anything that you would like to add in the comments below.
