Dark sky definition

Dark sky compliant means the fixture must prevent the light from being directed upwards, or otherwise located to shield the sky from light. If the fixture is not rated as “dark sky” compliant by the manufacturer, it could be located under deep (at least 24”) eaves as one way to satisfy this requirement.
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Examples of Dark sky in a sentence

  • Dark sky standards require that lighting is downcast, illuminates only the intended areas, and does not cause disabling glare that affects driver safety and reduces the visibility of starry night skies.

  • Dark sky observations used for the comparison of spectra at different resolution modes.

  • Dark sky lighting is encouraged and may be required by the Planning Commission.

  • Dark sky standards require that lighting is downcast, illuminated only the intended areas, and does not cause disabling glare that affects driver safety and reduces the visibility of starry night skies.

  • Dark sky designation’s criteria: According to their official website, to receive the Dark Sky designation, a company should have all the following criteria:- All the luminaires should contain LED light bulbs with a temperature lower or equal to 3000 K.- The light emitted by the luminaire should be directed along the horizontal, meaning that no light should be diffused in the sky.- Light should be tested in labs to meet all the dark sky and safety standards.

  • The Commission is discussing /looking at the following items: Dark sky issue, Bill boards, and economic development - especially related to lack of cell and internet services in our area.

  • Timely reporting is critical not only for enrollment but unenrollment of benefits and ineligible dependents.

  • Dark sky background alone underestimates the total background because of the proximity (350 kpc) of NGC 4552 to the center of the Virgo cluster.

  • Dark sky lighting is a design tool where the lighting focuses on the thing being lit without seeing the lighting fixture and to eliminate nighttime glare.

  • Dark Sky Lighting – Dark sky lighting refers to an exterior lighting concept which enforces measures to control or eliminate light pollution.

Related to Dark sky

  • Load Shedding means the systematic reduction of system demand by temporarily decreasing load in response to transmission system or area capacity shortages, system instability, or voltage control considerations under Tariff, Part II or Part III.

  • Dark Fiber shall have the meaning set forth in Section 9.7.1.

  • Dark pattern means a user interface designed or manipulated with the substantial effect of subverting or impairing user autonomy, decision- making, or choice and includes any practice the Federal Trade Commission refers to as a “dark pattern.”

  • Go-Live means to commence the actual productive use of the Software in a Production Environment (as opposed to use of the Software in a Non-Production Environment such as a training, testing or development environment).

  • CAFRA Centers, Cores or Nodes means those areas with boundaries incorporated by reference or revised by the Department in accordance with N.J.A.C. 7:7-13.16.

  • Kennel means any establishment wherein or whereon the

  • BBBEE means broad-based black economic empowerment as defined in section 1 of the Broad-Based Black Economic Empowerment Act;

  • Ethernet means a family of computer networking technologies for LANs.

  • washing means a process of separation by water using only size as a criterion.

  • Dike means an embankment or ridge of either natural or man-made materials used to prevent the movement of liquids, sludges, solids, or other materials.

  • Bulkhead means an airtight structure separating the working chamber from free air or from another chamber under a lower pressure than the working pressure;

  • Cold Weather Alert means the notice that PJM provides to PJM Members, Transmission Owners, resource owners and operators, customers, and regulators to prepare personnel and facilities for expected extreme cold weather conditions.

  • Campground means that term as defined in section 12501 of the public health code, Act No. 368 of the Public Acts of 1978, being section 333.12501 of the Michigan Compiled Laws, except that campground does not include land or sites operated by this state or the federal government, and does not include a membership campground.

  • Panchayat means an institution (by whatever name called) of self-government constituted under article 243B, for the rural areas;

  • Playground means any park or recreational area designed in part to be used by children that has play or sports equipment installed or that has been designated or landscaped for play or sports activities, or any similar facility located on public or private school grounds or on [City or County] grounds.

  • POPI means the Protection of Personal Information Act, 4 of 2013;

  • Gonad shield means a protective barrier for the testes or ovaries.

  • CABS means the Carrier Access Billing System.

  • Wheel means a complete wheel consisting of a rim and a wheel disc;