Any of a series of narrow openings framed at their longer edges with slanting, overlapping fins or slats, adjustable for admitting light and air while shutting out rain
A vented opening into the home that has a series of horizontal slats and arranged to permit ventilation but to exclude rain, snow, light, insects, or other living creatures
A wall opening provided with slanted blades, fixed or movable, to allow flow of air inside the building
{i} shutter, opening covered with overlapping slats which can be angled to let in air and light while keeping out rain; one of the angled slats covering an opening (also louvre)
An opening with a series of horizontal slats so an ranged as to permit ventilation but to exclude rain, sun light, or vision See also Attic ventilators
A light source shielding device consisting of a geometrically patterned series of baffles, designed to shield or absorb unwanted light that is visible from certain angles
Grid type of optical assembly used to control light distribution from a fixture Can range from small-cell plastic to the large-cell anodized aluminum louvers used in parabolic fluorescent fixtures
An opening with a series of static or movable horizontal slats that permit ventilation but stop rain or sunlight or vision See "ATTIC VENTILATORS"
Arrangement of parallel, horizontal blades or slats of glass, wood, or other material designed to regulate airflow or light penetration. Louvers are often used in windows or doors to allow air or light in while keeping the elements out. They may be either movable or fixed. The term also refers to metal blades covering the intake and exhaust outlets of ventilation and air-conditioning units
A window furnished with a series of sloping slats arranged so as to admit light and to control light intensity
A frame fitted with slats or cross pieces that is fitted into an opening of a light fixture For lighting fixtures, the cross pieces in louvers act to reduce glare from exposed lamps May also improve appearance of fixtures, although they sometimes reduce light output somewhat
A series of vertical baffles designed to cut off light traveling in undesirable directions
a type of "screen" made of translucent or opaque material and geometrically designed to prevent lamps from being viewed directly over a given angle
a type of screen made of translucent or opaque material and geometrically designed to prevent lamps from being viewed directly within a given angle
An opening with a series of fixed or movable horizontal slats that permit ventilation but stop rain, sunlight or vision
a slanted board or slat in an opening, overlapping with other boards or slats, and arranged to admit air but to exclude rain
A series of baffles used to shield a source from view at certain angles or to absorb unwanted light
{i} art museum located in Paris (France) since 1793 that is one of the largest museums in the world and a major tourist attraction in Paris, formerly a royal palace
lou·vre louvres in AM, use louver A louvre is a door or window with narrow, flat, sloping pieces of wood or glass across its frame. the most famous French museum, which is in Paris and has many important paintings, including the Mona Lisa, and statues, including 'Nike' or the 'Winged Victory'
One of the most important museums in the world, the Louvre was constructed by King Philippe-Auguste in 1190 as a fortress In 1360 Charles V transformed the fortress into a royal residence Though famous for its extraordinary collection since 1726, it was not until 1793 that the Louvre opened its doors to the public The collection includes European paintings from 1400-1900, European sculptures from 1100-1900, Asian art, Egyptian art, Greek and Roman art, furniture, and jewelry
{i} shutter, opening covered with overlapping slats which can be angled to let in air and light while keeping out rain; one of the angled slats covering an opening (also louver)