UV Coated

Advantages:

1. Protects eye health

2. Prevents long term damage

3. Scratch resistant

Disadvantages:

1. Additional Cost

2. Coating weas off

3. Needs proper care

UV Hard Coated

Advantages:

1. Enhance contrast

2. Reduce glare

3. Provide warm toned

Brown Coated Lens

Advantages:

1. Enhance contrast

2. Reduce glare

3. Good for night driving

Gold standard for outdoor activities

Green Coated Lnes

Advantages:

1. Enhance contrast

2. Reduce strain

3. Depth perception

Ophthalmic lenses with a permanent yellow or amber pigment applied to the lens material.

Yellow Coated Lens

Advantages:

1. Enhance contrast

2. Reduce strain

3. Depth perception

A high-contrast optical lens designed to enhance depth perception and reduce eye strain through a rose-colored filter

Pink Coated Lens

Classification:

1. Full lens press on prism

2. Partial prism

3. Temporary prism

4. Sectoral Prism

5. Low power vs High Power

Used for diplopia, strabismus. visual field loss

Fresnel prism

Different Types:

1. Standard progressive lens

2. Computer progressive lens

3. Short Corridor progressive lens

4. Transition progressive lens

5. Premium progressive lens

6. Ground-view progressive lens

The concept was first introduced by Bernard Maitenaz in the 1950s

Progressive Lens