Must the height of frame with progressive lens be at least 30mm?
Yes. If the height is lower than 30mm, you may experience problem
of seeing far or near....
Can I order the frame with plain lenses?
Generally speaking, all the frames can be made with plain
lenses. Just choose non-prescription lens when you order....
Can I just buy the frame with no lenses?
Yes, just select “Non-RX” when our system asks you to choose the purpose you will use your glasses for your order, and then send your request to email@example.com...
What types of lens do you offer?
We offer all of the following lenses:a. Standard index 1.5 lensesb. Super flex index 1.56 lensesc. Thin and light index 1.57 spherical lensesd. Super flex index 1.60 lensese. Super thin index 1.60 lensesf. MR-7 Ultra Thin index 1.67
lensesg. Index 1.71 aspheric lensesh. Polarized lenses...
a. Standard index 1.5
index 1.5 lenses are the basic CR-39 lenses, come with anti-scratch hard
coating, and are shatter-resistant, suitable for spherical power +/- 2.00 or
below, and cylindrical power +/- 1.50 or below.
b. Super flex index 1.56 lenses
index 1.56 lenses are super light and highly impact-resistant. These lenses are
recommended for rimless and...
What type of bifocal lens do you use?
We use Flattop or Roundtop for all our bifocal lenses....
What coatings and add-ons do you offer for your lenses?
We offer anti-scratch, anti-reflective/anti-radiation, UV
coating, tint, mirror, Super Hydrophobic Water Resistant A/R , Oleophobic
Fingerprint Resistant A/R Coating and photochromic add-ons.
a. Anti-scratchAll our lenses come with anti-scratch hard
coating to avoid lenses being easily scratched, ensuring vision clarity and
durability.b. Anti-reflective/Anti-radiationAnti-reflective coating reduces the
reflection of light, enhances the light transmission through the lenses, is
Do you offer bifocal or progressive lenses?
Yes, we do process bifocal lenses and progressive lenses.
You may start by selecting the proper frame with height over 30mm for making bifocal or progressive lenses
first and then input your prescription as requested.Check here for frames available with bifocal/progressive lens: http://www.firmoo.com/bifocal-glasses.html...
Do you have prism lenses?
We only provide
single vision prism lenses right now....
Can I buy lenses only to fit into my old glasses frame?
No, we offer our lenses with our frames as a whole package.
We strongly suggest that you don't do it as the lenses may not be suitable for
your old eyeglasses frame if you buy them only....
How to choose lenses?
This mainly depends on the strength of your prescription.
The higher the prescription, the higher index is required for the lenses.
Selecting a higher index will ensure your lenses are as light and thin as
possible. This will improve the overall look (by being thinner) and comfort (by
being lighter) of your eyeglasses if...
What does single vision lens mean?
Single vision lenses refer to lenses that have only one
use, either to see objects in the distance, or for reading (reading glasses), while bifocals/progressives are a type of prescription eyeglasses that can be
used to correct both near and farsightedness....
What do the numbers mean in the lens description?
The numbers you see - 1.50, 1.56, 1.57, 1.60, 1.67, or 1.71
- refer to the index (degree) of refraction the lens provides. This means how
much the light that enters the lens is refracted (bent) as it passes through
How do I get thinner lens?
The lens thickness depends on your prescription, PD, frame size and etc. If you want thinner lens, high index lens and small frames are recommended. Send email to firstname.lastname@example.org
with your original prescription and frame type. We will help you choose a
Can I order lenses that are both tinted and photochromic?
No. Both work as sunglasses and cannot be combined