Diopters. We stopped calling glasses “prescriptions” a while back, since we don’t believe a reasonable educated individual needs a so-called professional to tell them which piece of clear, curved piece of plastic to buy. (or conversely, keep you from making your own diopter choices)
If anything, we believe that most of the mainstream will give you more diopters than you need, causing progressive myopia and all sorts of long term risky side effects. We feel strongly about education you on the subject of testing your own refraction, of making your own diopter choices. Glasses are far less dangerous than lots of over-the-counter drugs! Read this section for all things related to diopters, learn about the fascinating world of bending light (to your will).
The Dominant Eye: Don’t Get The Wrong Prescription!
This, an important question, that comes up every so often and likely will be relevant to you:Should I reduce the prescription strength for my weak eye, to force it to work harder and catch up?You likely noticed this with your centimeter measurements - one of your eyes is stronger / can see further, than the other. This is entirely normal. It relates to a phenomenon often referred to as ocular dominance, in vision sciences:The role which the dominant eye plays [...]
Myopia Rehab Prescription Options: CRF250L
Luke had been a windfall treasure trove of blog article inspiration, with his e-mails:P.S. I wish I could say I still had the money I saved for LASEK and I want to put it towards a one-on-one with you, but I spent it on a Honda CRF250L dual sport motorcycle a couple months ago...and I don't regret it! =] --- Here is what I responded, and what I would indeed tell anyone weighing the benefits of paying for one-on-one with me, [...]
Can Crooked Glasses Make Your Eyesight Worse?
In the course we talk about prescription use in a number of installments. I also have an entire category of paid support that includes prescription suggestions. The reason for this is of course that prescriptions significantly affect your eyesight health.As you likely already know from reading the myopia basics, all of your myopia past the first -1.50 diopters is likely caused by nothing other than your prescription glasses. Glasses seriously affect your eyesight!At the same time, I often make your [...]
How To Choose a Differential Glasses Prescription If You Have High Astigmatism
There's a recent thread in the forum where I spent quite a bit of time answering some questions that tend to come up a lot. It's relevant for just about anyone starting out with healthier prescription management, and a good primer if you need some pointers. I really do need to get a good FAQ for this aspect. The blog format isn't entirely ideal to keep key topics from disappearing into the archives! Brandon asks in the forum: I just [...]
The World’s Best Shop(s) To Buy Your Glasses
Jake writes: Your suggestions for shops were AMAZING. I've bought glasses in a dozen countries over the years, and everywhere from cheap Websites to nice optic shops. Nothing compared even remotely to Lutz Paul. Thanks for the tips! (also would be a great blog topic) We talk quite a bit about shopping for glasses here in the blog (if you are looking for some more of them, look at the Prescriptions and Glasses category). I do get quite a few [...]
Should You Buy CR-39 Lenses Instead of Polycarbonate?
Ling writes: Alex, I am shopping for a new prescription and am confused from the options. I have reduced to -1.50 and can see about 20/25 with them. The optic shop says to buy polycarbonate high index, but since my eyesight improves a lot with your program, I wonder if they are worth the extra money. What do you think? This is a fairly common question, so let's look at it here briefly. The type of lens material you want [...]