Top
20
Doctor insights on: How Do You Tell Which Contact Lens Goes In Which Eye

Share
Dr. Tim Conrad
360 doctors shared insights

Contact Lens Use (Definition)

A contact lens is a thin plastic or glass lens that is fitted over the colored part of the eye. It may be used for corrective, cosmetic, or therapeutic purposes. ...Read more


2

2
How can you tell which contact lens goes in which eye?

How can you tell which contact lens goes in which eye?

Systematic method: The contact prescription will label the correct eye. Contact lens cases also label the correct eye, so you need to follow a systematic method in order to distinguish r and l. ...Read more

See 1 more doctor answer
3

3
Can you please tell me which is the top color contact lens for astigmatism?

Can you please tell me which is the top color contact lens for astigmatism?

The best one: Is the one recommended by an experienced contact lens fitter. Just like buying shoes for your feet, you need the one that fits the best. ...Read more

4

4
Can you please tell me which is the top brand of eye contact lenses?

No best brand: There is no best brand of contact lenses. There are many different kinds of contact lenses with many features. A discussion with your eye doctor can help you determine which contact lenses are the best ones for you to achieve your vision and lifestyle goals. ...Read more

5

5
Can someone tell me if the pupil of the eye is water permeable?

Can someone tell me if the pupil of the eye is water permeable?

The pupil: is just an opening in the center of your iris, that allows light to pass through to reach the film in the back of your eye. The eye itself is filled with fluid that is constantly moving through the pupil. ...Read more

6

6
How do you tell which side of the contact lens to put on?

How do you tell which side of the contact lens to put on?

Should be bowl shape: In general, the soft contact lens will have correct orientation when the unit is opened. Try to maintain that same direction without flipping. Otherwise, set the lens on the tip of the finger and look at it from the side/edge. The way that makes it look more like a bowl is correct. If it looks more flat at the edge like a saucer/plate it is inside-out. Also, a reversed lens is less comfortable. ...Read more

8

8
If you have the same prescription in both eyes for contacts. Does it matter on which contact going in a certain eye?

If you have the same prescription in both eyes for contacts. Does it matter on which contact going in a certain eye?

Possibly: Though your prescription (ex +0.5) may be the same, there is always a secondary number. That secondary number refers to the curvature of each eye. If both numbers are exactly the same on your left and right boxes. You can interchange. If they are different then the lens will not fit correctly. Send in the measurements from your left and right box. ...Read more

10

10
In what way can eye doctors tell what your prescription is when they look in your dilated eyes?

In what way can eye doctors tell what your prescription is when they look in your dilated eyes?

Retinocsopy, : First of all the prescription of your eyes is determined before dilation by doing a refraction. The test where you tell the doctor which lens is best one or two. There is a way to tell what your prescription is with your eyes dilated, called retinas opt. This is how glasses can be prescribed to pre verbal children. ...Read more

11

11
What if you brought the contacts and don't know which is for which eye ?

What if you brought the contacts and don't know which is for which eye
?

Check with eyedoc: Most eyes are relatively close to each other in power, so you could try each in your separate eyes and see which is sharpest. Look carefully on the boxes if you got them from an eye doctor because they will commonly be labeled (od = right; os = left). Or call your doctor so they can be recalled from the chart. ...Read more

See 1 more doctor answer
12

12
Can you please tell me which is the top contact lens solution?

It depends: Chuck, the best contact lens solution depends on the kind of contacts you wear and whether you have ocular allergies. Your local ophthalmologist can help you find the best solution which could work for you. ...Read more

13

13
How can you tell if your soft contact lens is inside out?

Look closely : Examine it closely on your fingertip and you can usually tell by the curvature. If it is inside out in the eye it will usually feel uncomfortable due to movement. ...Read more

See 1 more doctor answer
15

15
Can someone explain to me what floaters in the eye means?

Can someone explain to me what floaters in the eye means?

Floaters : Floaters arise when the vitreous gel inside the eye liquefies naturally with age and sometimes due to trauma, inflammation, or even high myopia. The floaters may consist of protein precipitates. Though the vitreous gel inside the eye is clear, it is composed of a complex matrix of collagen proteins that undergo changes. Lastly, get an exam to make sure that there are no tears in the retina. ...Read more

See 1 more doctor answer
16

16
Can you tell me how could cataract surgery end up breaking the lens pocket in the eye?

Can you tell me how could cataract surgery end up breaking the lens pocket in the eye?

Cataract: If you mean what can cause a tear in the capsular membrane that surrounds the natural lens during cataract surgery, the answer would be: many things. Cataract surgery is performed expertly by many careful and well-trained surgeons throughout the country, and we always try to avoid an unintentional tears in the capsule, especially posteriorly, but it can happen easily because it is so delicate. ...Read more

See 1 more doctor answer
17

17
Can you tell me when an eyelash inside your eye goes all the way up your eye and lost. Where does it go?

Can you tell me when an eyelash inside your eye goes all the way up your eye and lost. Where does it go?

Falls outside: Eyelashes are continuously produced, mature and fall out. The eye is quite effective at dealing with this and lashes that fall into the eye soften with the moisture and are washout. This happens all of the time. The lash will fall onto your skin, or the ground. They are in fact tiny and rarely noticed during this cycle. ...Read more

18

18
What is in the eye drops used to dilate your eyes in eye examinations? How do they work?

What is in the eye drops used to dilate your eyes in eye examinations? How do they work?

Anticholinergic: Dilating eye drops, commonly Tropicamide & cyclopentolate, act by blocking muscarinic receptors in the iris sphincter muscle thereby blocking cholinergic input which causes the pupil to dilate. This effect is termed Anticholinergic, and the effect that makes the pupil smaller (miotic) is termed Cholinergic. There is also an effect on accommodation which is why dilation affects your near focus. ...Read more

20

20
Can you tell me about what it means by visual acuity not exceeding 6/60 or 20/200 (snellen) in the better eye with correcting lenses?

Can you tell me about what it means by visual acuity not exceeding 6/60 or 20/200 (snellen) in the better eye with correcting lenses?

Lowered vision: The 20/200 line (6/60 in metric units) is usually the letters below the big "e" on the standard vision charts. This is also the level for legal blindness in most states. It is quite a lowering of vision and means that with the best eyeglass correction, only that level can be obtained. ...Read more