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photochromic Glasses In Hindi | Transitions Lenses In Hindi | Day Night Anti Glare & Blue Light Lens
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Today I will Discuss about why Photochromic Lens changes its color under Sun Light. We know about Photochromic Lens and also use it. Photochromic Lenses protect our eyes from Sunlight from Ultraviolet / UV Rays.UV rays effects CORNEA,LENS & RETINA. Effects from ultraviolet rays its saves our eyes from Cataract and Macular Degenerations. Photochromic Lenses are made of Glass,Plastic & Polycarbonate materials .Glass is invented First but glass photochromic lens using very low due to Heavy weight,broke easily and if any trauma on eye then it can broke and broken lens inserted into eyes and eye can be damage. Glass photochromic Lens is made of Silver Chloride & Silver Haloid chemicals which is getting Dark due to chemical reaction and molecular changes. color less silver intu Elemental Silver. but How mach dark will be depend on the intensity of UV Rays.Minimum Wave Length of UV Rays is 320-400 nm.same as glass photochromic lens Plastic Photochromic Lens has Naphthopyrans named carbon elements that getting dark due to UV Rays.Branded photochromic lens need to dark minimum 30 seconds and return in white lens takes 3-5 min.
Benefits of Photochromic Lenses:
1) Photochromic Lens gives us 100&% UV protection and reduce ricks of Cataract &
Macular Degenerations,
2) Its also block Blue Light and while use mobile laptop protects us from Eye Strain,
3) Convenience no need to carry both Glasses & Sunglasses,
4) Save Money,
5) Helps in both conditions under sun light its darken but in room its color,
6) Available in many shape,color and in all power prescriptions,
7) Can use Indoor & Outdoor activities,
Queries Solved:
1) photochromic Glasses In Hindi,
2) Transitions Lenses In Hindi,
3) Day Night Anti Glare & Blue Light Lens,
4) photochromic vs transitions lenses,
5) photochromic sunglasses,
6) Day night lenses,
7) Anti glare Lenses,
#Transitionslenses#photochromiclenses#sagareyecaretips#antiglarelenses #bluelightlenses
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