Put on and Care of Contact Lenses
About Lenses
There’s a big selection of contacts now obtainable in look and performance plus in dimension, type and energy. The most important sorts of lenses are black colored lenses:
• Water-containing or soft lenses
• Oxygen permeable or inflexible lenses
• Scheduled contacts- Scheduled contacts embody every day put on contacts, prolonged in a single day, or steady put on contacts.
• Disposable contact lenses- Primarily based on alternative intervals, these are disposed of after a particular time interval. These take account of every day, weekly, bi-weekly, month-to-month or quarterly disposable contact lenses.
Lenses designs and utilization
• Spherical Lenses are used for correcting imaginative and prescient problems of near-sightedness or far-sightedness.
• Equally bifocal and toric lenses are additionally used for imaginative and prescient correction or after eye surgical procedures.
• Coloured lens designs are used for eye colour enhancement.
• Particular-effect and prosthetic lenses are good for beauty use.
Choosing the proper Lens
Earlier than utilizing lenses, following issues have to be thought of:
• Lenses ought to give lucid imaginative and prescient.
• Lenses must be of high quality and have to be correctly mounted.
• These ought to present superfluous advantages, equivalent to distinctive eye shades or manifold energy.
• Prolonged lenses length shouldn’t be exceeded past limits; in any other case might result in potential imaginative and prescient injury.
• Lenses mustn’t trigger eye ache and irritation, or blurred imaginative and prescient.
• Lens options must be attuned with eyes.