What is the purpose of Orange lenses on sunglasses?

[Granite Quarry]

What do they do for your vision? When would you use them? What are they for?

[Granite Shoals]

Orange lens is the lens with natural vision and high contrast. It is usually worn when walking in the streets. It is also can be applied to other environment which the light changing internally.

[Granite Springs]

Sunglasses with orange lenses can provide excellent depth perception, which makes them perfect for skiing or other snow sports. They can also enhance contrasts in tricky or flat-light conditions that you can have a clear and comfortable vision. So, sunglasses with orange lenses also a good choices for people who like hurting. Of course, you can also use it in your daily life for a good looks or better vision.