Products
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SETO 1.499 Flat Top Bifocal Lens
the flat top bifocal is one of the easiest multifocal lenses to adapt to, it is one of the most popular bifocal lenses in the world. It’s distinct “jump” from distance to near vision gives wearers two well-demarcated areas of their glasses to use, depending upon the task at hand. The line is obvious because the change in powers is immediate with the advantage being it gives you the widest reading area without having to look too far down the lens. It is also easy to teach someone how to utilize the bifocal in that you simply use the top for distance and the bottom for reading.
Tags:1.499 bifocal lens,1.499 flat-top lens
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SETO 1.499 Round Top Bifocal Lens
Bifocal lens can be called a multi purpose lens. It has 2 different fields of vision in one visible lens. The larger of the lens usually has the prescription necessary for you to see for distance. However, this can also be your prescription for computer use or intermediate range, as you would normally be looking straight when you view through this particular part of the lens.
Tags:1.499 Bifocal lens,1.499 round top lens
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SETO 1.499 Semi Finished Single Visin Lens
CR-39 lenses use the true value of imported CR-39 monomer, the longest history of resin material and the most widely sold lens in middle level country. Lenses with different dioptric powers can be made from one semi-finished lens. The curvature of the front and back surfaces indicates whether the lens will have a plus or minus power.
Tags: 1.499 resin lens,1.499 semi-finished lens
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SETO 1.499 Semi Finished Round top bifocal lens
Bifocal lens can be called a multi purpose lens. It has 2 different fields of vision in one visible lens. The larger of the lens usually has the prescription necessary for you to see for distance. However, this can also be your prescription for computer use or intermediate range, as you would normally be looking straight when you view through this particular part of the lens.The lower part, also called the window, typically has your reading prescription. Since you generally look down to read, this is the logical place to put this range of vision assistance.
Tags:1.499 Bifocal lens,1.499 round top lens,1.499 semi-finished lens
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SETO1.499 Semi Finished Flat Top Bifocal Lens
Flat-top lens is a very convenient type of lens that allows the wearer to focus on objects both at close range and far range through a single lens.This type of lens is designed to enable viewing of objects in the distance, at close range and in the intermediate distance with corresponding changes in power for each distance.CR-39 lenses use the imported CR-39 raw monomer, which is one of the longest history of resin materials and the most widely sold lens in middle level country.
Tags: 1.499 resin lens,1.499 semi-finished lens,1.499 flat-top lens
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SETO 1.499 Single Vision Lens UC/HC/HMC
1.499 lenses are lighter than glass, far less likely to shatter, and have the optical quality of glass. Resin lens is tough and resists scratching, heat and most chemicals. It is the clearest lens material in common use on the Abbe scale at an average value of 58.It is welcomed in South America and Asia, also HMC and HC service are available.Resin lens is actually better optically than Polycarbonate, It tends to tint, and hold tint better than other lens materials.
Tags: 1.499 single vision lens, 1.499 resin lens
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SETO 1.499 Polarized Lenses
Polarized lens reduces the reflection from smooth and bright surfaces or from wet roads by different kinds of coating in the following. Whether for fishing, biking, or water sports, negative effects like a high incidence of light, disturbing reflections or shimmering sunlight are reduced.
Tags:1.499 polarized lens，1.50 sunglasses lens
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SETO 1.50 Tinted Sunglasses lenses
Common sunglasses lenses, they are equivalent to no degree of finished tinted glasses. The tinted lens can be tinted in different colors according to customers’ prescription and preference. For example, one lens can be tinted in multiple colors, or one lens can be tinted in gradually changing colors (commonly gradient or progressive colors). Paired with a sunglasses frame or optical frame,the tinted lenses, also known as sunglasses with degrees, not only solve the problem of wearing sunglasses for people with refractive errors, but also play a decorative role.
Tags：1.56 index resin lens,1.56 sun lens
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SETO 1.56 single vision lens HMC/SHMC
Single vision lenses have only one prescription for farsightedness, nearsightedness, or astigmatism.
Most prescription glasses and reading glasses have single vision lenses.
Some people are able to use their single vision glasses for both far and near, depending on their type of prescription.
Single vision lenses for farsighted people are thicker at the center. Single vision lenses for wearers with nearsightedness are thicker at the edges.
Single vision lenses generally range between 3-4mm in thickness. The thickness varies depending on the size of the frame and lens material chosen.Tags: single vision lens, single vision resin lens
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SETO 1.56 progressive lens HMC
Progressive lens is a multi-focal lens, which is different from traditional reading glasses and bifocal reading glasses. Progressive lens does not have the fatigue of the eyeball having to constantly adjust the focus when using bifocal reading glasses, nor does it have a clear dividing line between the two focal lengths. Comfortable to wear, beautiful appearance, gradually become the best choice for the elderly.
Tags: 1.56 progressive lens,1.56 multifocal lens