Recording the blips also requires sending this gathered-up light through microscope lenses to filter out rival light from the laser itself.
The owner had window film applied, followed by white "sheer-weave" motorized solar shades to filter light but leave the view intact.
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In Chapter restaurant, designed by Tokyo's Spin Studio, a winding iron staircase leads to a mezzanine of book-filled shelves. (It's mostly decorative, though select guests are invited to venture up there.) White perforated screens over the floor-to-ceiling windows filter the light.
The walls of stone enclosed in wire mesh filter in natural light at night, light from inside shines out through the basalt rocks.
By passing light from the palimpsest through a filter made up of liquid crystals, the researchers can adjust the wavelengths of the pictures that result by 10 billionths of a metre at a time.
Light-emitting chemicals used in the filter help scientists measure how many bacteria are bound onto the antibodies.
In the Dolby case, the glasses use multiple coatings on each lens to filter out different sets of frequencies of light.
With the addition of a new Louver filter, the ZT Series line delivers improved external light shading, clarity and light transmittance.
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The new Louver filter and new high performance panel result in improved external light shading, improved clarity and improved light transmittance.
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The filter fabric, made by a Swiss medical supply manufacturer, is feather light and ripstop strong.
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Most BlackBerry phones have a flashing light that blinks when an e-mail comes in, and a built-in option to filter alerts so that you only receive them from contacts you prioritise.
It also sports an "ultrafine" .0065-millimeter pitch along with a "high-contrast filter" that allows the projected image to be reflected by the screen while it absorbs incidental light from other sources.
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Instead of having spectacles with a crude red filter for one eye and green for the other, the Real D system relies on circularly polarised light with one lens polarising the light to the left, and the other to the right.
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