Costa del mar has two structural varieties plastic and glass.
Costa glass vs plastic reddit.
Log in or sign up to leave a comment log in sign up.
For instance their costa lightwave variety is even thinner and lighter than the most of the average polarized glasses.
Both the varieties have their own benefits and features.
When you buy glasses you have the option of choosing conventional 1 50 refractive index or high index 1 60 lenses.
Glass is more clear more durable than plastic yet is imo noticeably heavier and of course costs more.
All costa lenses have 100 uv blockage for maximum protection and 100 polarization to kill reflected glare.
I ordered 580g saltbreaks from cabelas.
I believe you ll be happy either way you choose good luck with what you decide.
A lot of sunglass companies make glass plano lenses.
I just splurged on a pair of costa 580 plastic lens glasses.
I figured if it is good enough for him then it is good enough for me.
Glass vs plastic has trade offs both ways.
Love my costas my only gripe is it s 89 for costa to replace the glass lens but tons of company s make cheap plastic lenses that are decent.
Costa glass lenses vs costa polycarbonate lenses.
Erosr29 8 points 3 years ago more than 1 child.
Obviously all the super cheap ones are poly or tac.
If you can get onto a military base the bx has my same pair for 160 i paid 250 at the mall on an impulse.
Costa del mar lenses how do i know if mine are glass.
Special coatings make lenses scratch resistant and an optional anti reflective coating makes the lenses more transparent than glass passing over 99 of all light.
Your prescription sum of sphere cylinder will usually determine the type of lens you require as follows.
Tempered glass screen protectors are usually a similar hardness to the gorilla glass that is already on your phone so having a second layer of a similar material is better.
They tend to be thicker than plastic ones which helps protect against deeper scratches that would cut through the plastic and they re also much harder than plastic ones so they offer much more scratch resistance.
37 points 3 years ago.
Continue this thread level 1.
Glass is normally chosen as it is scratch resistant and has the greatest clarity.
Costa s glass lenses will excel flawlessly in situations that require ultimate clarity.
Vaurnet costa del mar ray ban revo etc.
How can i be sure other than what the box says that the glasses are indeed glass and not swapped out for plastic ones in a 580g box.
For our purposes these numbers mostly affect the thickness of the lens relative to its power with higher index lenses being thinner.
When buying your new pair of costa sunglasses its key to understand the differences between their glass and polycarbonate lenses.
One of the fishing pros that i know wears plastic lens.
Schott glass sold to barberini unfortunately acquired by luxottica last year who makes most of the worlds glass sunglasses lenses for different manufacturers.
Few make rx glass sunglasses though.
