An optical system with astigmatism is one where rays that propagate in two perpendicular planes have different foci. If an optical system with astigmatism is used to form an image of a cross, the vertical and horizontal lines will be in sharp focus at two different distances.
Okay, so me and a couple of my friends are planning to go to Knott's Soak City ^^. Is it a bad idea to wear contact lenses? I think you're not...
I have 20/20 eye vision and i've tried colored contacts before i've tried Flexwear Colors contact lenses and they feel fine. They are a little bit unc...
I've always wondered how colored contact lenses work. Are they completely colored, or is there a clear spot in the center for the pupil? If they...
I'm planning to use contacts for just one day (special occasion) and I want to buy ONLY one pair of contacts (not those one day contact lenses tha...
I have really poor vision (20/400 to be exact) and I wear hard-permeable contact lenses. This type of lens is much smaller than a regular contact lens...
Im gonna get contact lenses soon and im wondering if i should get colored lenses. What would go good with black hair, tan skin. I also want to know w...
I have just astigmatism not near or far sighted cylender is -1.0 and Axis 180. i use glasses because without them it feels blurry. I want to use the ...
I just got a prescription for glasses because I have a mild astigmatism in both my eyes. Does that mean I'm nearsighted as well because distances...
I am almost 14 and today the eye doctor said I had a slight astigmatism. He said not to worry about it, but will I eventually need glasses? He said so...
I was curious because of the cost. There's a large cost difference between the Oasis for Astigmatism and the torics which I'm currently on (even thou...
I have astigmatism fully in my right eye and just a little in my left. I wear contacts currently, but would really like to have lasik or any other co...
Yes I have astigmatism & I heard that you can only get clear contact lenses. I want to know why? And what if I wanted to get a box of colored ones to...
Well, the contact lens is like covering the entire eye except for the pupil...Kinda like one of those rock groups...
i need it this saturday, can they finish it within 3 days?
Do we still need to bring the prescribtion? I have a prescribtion but I know my degree is higher so,do I still need to bring it and tell the person I...
Just wondering if prescription contact lenses are permitted for sale on eBay because I was looking to get a good deal on some contacts SOLUTION, and I...
I really want to get gold-coloured contact lenses but I don't know if me and my friend (we're 15) will be allowed to buy them from a shop or if only o...
I'm shopping around for contact lens. I've worn two different name brands and pairs. The first one is Acuvue 2 week lens, and the second a year-last...
I stopped wearing my gas permeable lenses for almost a year to allow my eyes to heal after having been diagnosed with corneal neo-vascularization. The...
I've got Air Optix Aqua Breathable contact lenses and was wondering If I could sleep with them on? They are High Oxygen Permeable Lenses with a Dk...
Which Contact lens are MORE OXYGEN PERMEABLE from these three and MOST COMFORTABLE and HAVE LOWEST RISK OF INFECTION and BLAH BLAH BLAH PROBLEMS I...
I have keratoconus can any one recommend me a particular doctor or know of the latest advancements in treatments or procedures. I have one eye in an a...
What is the best vision or health insurance that has the most coverage for people that have keratoconus and need rgp or other speacial contacts?
I have Keratoconus and I was wondering if it could have an affect on your memory or on the way you learn.(Keratoconus is a vision disease)
What is the most recent deveopment technique for healing Keratoconus, specifically if there is any new style or forms of contact lenses, which is easy...
What makes it more difficult is I need to use a soft lense and a hard one.
I have found that when i put an old glasses lens over my glasses i am able to see my PC screen a lot easier and the letters are sharp. Does this mean ...
Can anyone please help me find discount contact lens at a reasonable price online? All the websites I've been to don't have much of a selection for w...
I know Wal-mart has reasonable prices, but does anyone know of any online stores?
The contacts I buy at my optometrist are a bit pricey and I'm thinking about ordering contacts from a website but they're about 1/2 of the optometrist...
I'm referring to the cost of the exam itself, not contacts.
Where can i buy on internet a pair of colored contact lenses colored with opaque colors? wanna look like this: http://www.discount-lenses.com/im...
I want to get lasik surgery but I remember about 9 years ago when I was about 18 and I wanted to get the procedure done, someone I worked with told me...
I was thinking of getting the lasik eye surgery, but the cost is keeping me down. I have myopia with -4.5d. Last time I checked the cost for costumvu...
I'm 16 and have 20/50 vision and have glasses, but they are a nuisance on account in some situation they aren't completely available and I fin...
Hi guys, My eye vision is 2.25 L and 2.00R. I would like to do this Lasik eye Surgery so than I can see everything without needing a specs. My quest...
When it comes to things like this I am pretty ignorant. I hear that there are two new methods out there for lasik eye surgery. Can I please get some...
I am 20 years old. I've had glasses since i was about 16 or 17. I am seriously looking into Lasik eye surgery because i hate wearing my glasses (...
what happens if disposable contacts of lets say 2 weeks are kept for longer...what are the cons.
I've never bought contacts off the internet before, and I've been looking on Google, but there are like 1000 places. Does anyone have personal experi...
Recently, I've thought about playing tennis but it wouldn't look nice if I was wearing glasses. So I searched up contact lens pros and cons and I got ...
I am staying over at a friends house for the night. I found out that I left the stuff I usually use for my disposable contacts at home. It's late and ...
Hey i decided to get eye contacts Acuvue Disposable ones im 17 and i was wondering how much it would cost if i bought it for a 1 years worth supply an...
What makes one different from the other? Does the contact itself breakdown faster in disposables or what? I've had both and couldn't tell the differen...
Im looking to get lasik surgery (a.k.a laser eye correction) but i was wondering if anyone has had it done, how much it costs on average? Also, if you...
I'm doing a Market Research course and I need to create a presentation including data on the type of customers who access laser eye correction inc...
I wear contacts and am getting sick of dealing with them. I know laser eye correction costs a couple of grand an eye but is there some kind of paym...
how is it done, how does it work. what is done to the eye that allows it to work.
I' m a teenager but my eye sight is worsening and the career i want needs pretty good vision so i want to know if its worth having laser eye corre...
in 2005 i had a lasek eye correction, i had very bad short sight and i was happy with the results at the time now 5 yrs later my short sight is coming...
I am interested in purchasing a pair of Plano eyeglasses, and colored contact lenses because I have 20/20 vision and just want to wear them for cosmet...
What is a day like working as an ophthalmic technicinan or any other positon in vision care and how much training is required to enter the feild and i...
I am in charge of creating a vision and eye care booth at a health fair intended for college students living in residence halls. I am looking for any ...
What does a Medical Lab Assistant do? What does a Vision Care Assistant do?
I had a check-up in November, which means my vision prescription will expire in about six months. Last week I accidentally bought a year's supply...
enrolling for benefis for my job and dont know anything about isurance.. new college grad help would be appreciated.