See your eye doctor. It sounds like the pressure in your eyes may be high, and could possibly be glaucoma. I'm not a doctor though, I just have glaucoma and I know the symptoms you are talking about. But definitley see your doctor.
i have contancts and even if you don't see a doctor. you could become blind or something and that would really suc. :( go see a doctor. it could be one of many things but one of those things can make you blind so i would hurry.
Someone may have switched the sockets in the back of the lenses.
Contact lenses are good. They make sure you can see better instead of having geeky glasses like me!
Bifocals
by having a same common demominator
a compound microscope
no
Two large objective lenses.
No, tint cannot be removed from polycarbonate lenses as the tint is embedded in the material during the manufacturing process. If you want to change the tint of the lenses, you would need to replace them with new tinted lenses.
Using an A to E mount adapter allows you to use lenses from different camera systems on your camera, expanding your lens options without having to buy new lenses. This can save you money and give you access to a wider range of lenses for different shooting situations.
There are several benefits of having contact lenses instead of eye glasses. These benefits include more natural vision, entire field of view is in focus, contacts do not fog up, and no annoying obstructions or reflections.
Bifocal lenses are good if you need to see far and near both in same time . They will help you to see clear far and near without switching glasses .