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Prism dioptres. Prism correction is commonly specified in prism dioptres, a unit of angular measurement that is loosely related to the dioptre. Prism dioptres are represented by the Greek symbol delta (Δ) in superscript. A prism of power 1 Δ would produce 1 unit of displacement for an object held 100 units from the prism. [2]
The prism cover test ( PCT) is an objective measurement and the gold standard in measuring strabismus, i.e. ocular misalignment, or a deviation of the eye. [1] It is used by ophthalmologists and orthoptists in order to measure the vertical and horizontal deviation and includes both manifest and latent components. [1]
This is a list of state prisons in California operated by the California Department of Corrections and Rehabilitation (CDCR). [1] CDCR operates 34 adult prisons in California, with a design capacity of 85,083 incarcerated people. CDCR both owns and operates 34 of the state prisons; it additionally operates California City Correctional Facility ...
Corrective lens. A corrective lens is a transmissive optical device that is worn on the eye to improve visual perception. The most common use is to treat refractive errors: myopia, hypermetropia, astigmatism, and presbyopia. Glasses or "spectacles" are worn on the face a short distance in front of the eye.
Velamo Advanced Retinol Eye Stick. $16 $30 Save $14. Shoppers in their 50s and 60s 'stick' it to dark circles and fine lines, thanks to this compact eye booster. $16 at Amazon.
Across the first two days of August, the S&P 500 ( ^GSPC) slid 3.2% while the Nasdaq Composite ( ^IXIC) sank 4.7%. The moves extended a previous drawdown in the Nasdaq, with the index entering a ...
California City Correctional Facility (CAC) is a secure facility owned by CoreCivic. It was formerly staffed and operated by the California Department of Corrections and Rehabilitation as a men's level II (low-medium) security prison. The facility was built on speculation, without any customer contract to fill it. Construction was completed in ...
For the second time in weeks, a Missouri prison has ignored a court order to release an inmate whose murder conviction was overturned. Just as in the case of Sandra Hemme, actions by the state's ...