1) all "sunglasses" reduce the amount of light to the eyes.
2) "glare" is mainly light reflections ... some of which have become polarized.
2b) thus polarized sunglasses MAY reduce glare under certain conditions.
the rate decreases
solar radiation reaching the area
The major environmental factor limiting the numbers of autotrophs at great depths in the ocean is the amount of light reaching those depths
Oxygen for a start. Oh and a large amount of water because Mercury is right next to the sun. Just to add abit of humour: Don't forget your sunglasses!
There are several factors that control the amount of UV light that enters the atmosphere. The main factors include the ozone layer and weather conditions.
Polarized lenses are extremely helpful when driving, fishing or any sport where there is metal that could potentially direct a blinding glare into your eyes. Polarized lenses are unique in that they reduce light from glare without decreasing the intensity of your entire line of site; moreover, polarized lenses do not simply block the amount of light reaching your eye-instead, they block harmful reflections and glare while only minimally tinting your vision.
You can reduce the glare from the road by wearing sunglasses that permit only the passage of light that is polarized in a vertical plane. Polarized lenses, if correctly positioned, can block all reflected light from horizontal surfaces such as roads. Non-polarized sunglasses simply reduce the amount of light passing through, but some glare from reflected light remains.
As opposed to regular sunglasses, polarized lenses reduce glare and improve vision clarity from flat surfaces like a wet road or the hood of a car. Many outdoors men and sports professionals prefer to wear sunglasses with polarized lenses for these reasons. Polarized lenses can also be of benefit indoors to reduce glare from bright lighting or surfaces.
Light waves are constantly bouncing off of everything, and polarized sunglasses only let light in from one direction. So instead of light from everywhere, light coms from directly in front of you.
The amount of UV light reaching the earth varies in a predictable manner. This is determined by the various reactions that take place in the ozone.
How many amount of light are reaching in the film.
Iris diaphragm
The condenser and its diaphragm.
There are several factors that contribute to the decrease in the amount of energy reaching earth's surface. These are: reflection, scattering, absorption by gases and aerosols in the atmosphere, and cloud cover.
Three things that determine the amount of solar energy reaching places on earth are season, solar flares, and the presence of the ozone. Solar panel are a clean source of electricity
the rate decreases
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