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Some sunglasses are shiny

Sunglasses are tinted glasses that protect the eyes from sunlight. Some of the most popular brands include:

Common frame styles include

  • Aviators - Frames with a double bar nose bridge and often teardrop shaped lenses.
  • Wayfarers - Thicker plastic frames with metal dots at the top corner of the glasses.
  • Wraparound glasses - Where the lenses are curved around the face, offering greater protection and a wider field of vision.

Common lens tints include

  • grey - A neutral color
  • 'brown - A color that gives better contrast and a "warmer" hue
  • green - Ideal for golf and certain other sports
  • yellow - good for overcast conditions, computers or night driving.

Tint intensities. The darkness of a lens tint is usually categorized in percentage or a category of four system.

  • Category one tints are the lightest and mainly for fashion usage. Category one tints are usually 10 or 20% tinted.
  • Category two tints are great for photophobia caused by indoor florescent lighting and correspond with 30% to 50% darkness
  • Category three tints are standard sunglass level 60% to 80% tint.
  • Category four tints are for the brightest of sunny days. These tints are usually 75% to 90%.