Bartlett company sells millions of glasses for solar eclipse

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For more about the total solar eclipse on August 21, go to www.greatamericaneclipse.com/oregon. But during a total solar eclipse, the moon completely obstructs the sun, exposing a spectral stellar atmosphere that scientists know little about. Chinese astrologers, as early as the third millennium bce, were charged with advising the emperor on cosmic matters, and reputedly could be hanged for failing to anticipate a solar eclipse. On August 21, all of continental US will experience a partial eclipse for about 2-3 hours.

"The concern with the eclipse is that when it is in the partial phase, the natural reflex to shy away from looking at the sun is reduced, and that is risky because of the possibility of developing solar retinopathy, which can occur without the person knowing it", he said.

A panel of astronomy experts will discuss the eclipse starting at 3 p.m. Sunday, Aug. 20, in Science Building Room 1006. The total eclipse will block the sun's face for up to 2 minutes and 40 seconds, turning day into night.

In the western sky, the moon's dark shadow will ominously descend upon us, engulfing the landscape in a still, apocalyptic darkness. To help us understand, our sister site Vox recently unveiled a brand new, interactive tool that reveals exactly when the peak of the eclipse will be and how much of the sun will be obscured, depending on the ZIP code. It's the first total solar eclipse to happen in America since 1979, and the first in 99 years to cross all the way from the Pacific Ocean to the Atlantic.

In addition to blocking visible light, solar filters block light we can't see, such as ultraviolet rays that can damage the skin, as well as infrared light.

But again, the eclipse in Maryland will not be fully total. It is made possible because the sun's diameter is 400 times bigger than the moon's and is also 400 times farther away. Pacific Daylight Time, and leaving USA shores from SC at 2:50 p.m.

Time and Date's livestream will include user-generated footage from various points along the solar eclipse's path.

Ok, so you get that you need glasses. A total solar eclipse is a marvel to behold. After all, you will be staring at the sun.

Always read and follow all directions that come with the solar filters. With your back to the sun, look at your hands' shadow on the ground.

"It is never safe to look directly at the sun without a special-purpose safe solar filter", advises the American Astronomical Society on its website.

UV radiation can cause a "sunburn" to your cornea or outer surface of the eye.

Once they reach about 50,000 feet, they'll make their way over Missouri, Illinois, and Tennessee as they chase the umbra.

The University of SC will be has a number of eclipse events planned and may have glasses on hand. It also gives your eyes good protection.

Certified solar viewing glasses must be worn to view the eclipse in a safe manner. If projecting the image, do keep the cover on one of the two tubes if you are using binoculars. If projecting the image, do keep your finder scope capped if you are using a telescope.

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