depends...
the answer to this question is d : polycarbon monfloride
* AbhorrentElephant, migrant, peasant, tenant... the list is a long one !
If you are talking about lenses glasses. They help people see long distance or short
Warranted means needed or necessary.
Warranted gold is gold plate that is warranted for a period consisting usually of 20 years not to wear through.
Warranted gold is gold plate that is warranted for a period consisting usually of 20 years not to wear through.
It means you you have a 100 power on your lenses - you cannot see long distances.
Thermal lenses are built with two lenses put together, which will (in most cases), eliminate fogging altogether. Although the downside is they tend to not last as long, and are more fragile than single lenses.
"Warrant" can be used as a noun or verb, but "warranted" is always a verb.
Camera lenses that enlarge distant images are normally known as long focus lenses or telephoto lenses. A few specialist lenses use mirrors as well as glass and are frequently referred to as mirror lenses.
Contact lenses that you can leave on for a long time are called extended wear lenses. These are the ones that you can wear to sleep. Some gas permeable lenses can be worn up to a month at a time.
Hyperopic, plus powered, or convex lenses.