Doctor insights on:
How Do You Tell Which Contact Lens Goes In Which Eye
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
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
Can you tell me about not wearing contact lenses because the optic zone is too small for their 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
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 moreSee 1 more doctor answer
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 moreSee 1 more doctor answer
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 moreSee 1 more doctor answer
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
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
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
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