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2. Anidolic lighting - Wikipedia

   en.wikipedia.org/wiki/Anidolic_lighting

   An even capture pattern alleviates the need for a solar tracker: a permanently fixed anidolic collector remains effective at any time of day. [5] External parabolic collectors require proper heat insulation (usually double-glazed windows over the zenithal opening) and roller blinds to reduce excessive lighting, glare and heat on sunny days. [2]

3. Solar-blind technology - Wikipedia

   en.wikipedia.org/wiki/Solar-blind_technology

   Solar-blind technology is a set of technologies to produce images without interference from the Sun. This is done by using wavelengths of ultraviolet light that are totally absorbed by the ozone layer, yet are transmitted in the Earth's atmosphere. Wavelengths from 240 to 280 nm are completely absorbed by the ozone layer.

4. Window blind - Wikipedia

   en.wikipedia.org/wiki/Window_blind

   Various window blind styles. A window blind is a type of window covering. [1] There are many different kinds of window blinds which use a variety of control systems. A typical window blind is made up of several long horizontal or vertical slats of various types of hard material, including wood, plastic or metal which are held together by cords that run through the blind slats.

5. Window covering - Wikipedia

   en.wikipedia.org/wiki/Window_covering

   The height of the blind and the angle of the slat can be determined by daylighting demand and solar positions (azimuth, altitude). By controlling the height of shades or blinds, the optimal amount of sunlight can be introduced to meet the target horizontal illuminance (work plane illuminance). The optimal angle of the blind slats can protect ...

6. Louver - Wikipedia

   en.wikipedia.org/wiki/Louver

   Modern louvers are often made of aluminum, metal, wood, or glass.They may be opened and closed with a metal lever, pulleys, or through motorized operators. [3]The Australian Standard specifies requirements for the construction of buildings using louver in bushfire-prone areas in order to improve their resistance to bushfire attack from burning embers, radiant heat, flame contact and ...

7. AOL.com - News, Sports, Weather, Entertainment, Local & Lifestyle

   www.aol.com

   AOL latest headlines, entertainment, sports, articles for business, health and world news.