نتایج جستجو برای: transmittance optic
تعداد نتایج: 49785 فیلتر نتایج به سال:
A green windshield at night reduces acuity from 20/32 to 20/46, and combined with pink glasses to 20/60. Resolution thresholds decreased from 10 to 42 seconds of arc, so that a pair of objects that could be seen through a clear windshield at 100 feet decreased to 25 feet through the green. Other visual functions found "defective in night-driving conditions with tinted glass" were stereo acuity,...
In this work we explore the effect of the contribution of the solar spectrum to the recorded signal in wavelengths outside the typical 940-nm filter’s bandwidth. We employ gaussian-shaped filters as well as actual filter transmission curves, mainly AERONET data, to study the implications imposed by the non-zero out-of-band contribution to the coefficients used to derive precipitable water from ...
molybdenum thin films with 50 and 150 nm thicknesses were deposited on silicon substrates, using dc magnetron sputtering system, then post-annealed at different temperatures (200, 325, 450, 575 and 700°c) with flow oxygen at 200 sccm (standard cubic centimeter per minute). the crystallographic structure of the films was obtained by means of x-ray diffraction (xrd) analysis. an atomic force micr...
A high transmittance polymer-stabilized blue-phase liquid crystal display with floating electrodes in conjunction with protruded electrodes is proposed. The floating electrodes help to confine the electric field and reduce the dead zone areas. As a result, the peak transmittance over 90% is achieved. Author
Introduction: Diabetes mellitus is one of the diseases that have grown dramatically in today's societies. People with diabetes should continuously measure their blood glucose level. Continuous blood glucose measurement by commonly used methods is painful and difficult. On the other hand, mobile phone can be a useful tool for accessing physicians and telemedicine services more easily. The aim of...
In this paper, the set-up of a multi-mode fiber optic sensor for measuring glucose in aqueous solutions is investigated and evaluated. The basis of this sensor is based on the Fresnel Reflection. In this setup, a helium-neon laser is used as a light source, a fiber optic probe, photocell as detector and a digital multimeter. The statistical analysis of the recorded data shows a highly linear be...
This article describes how the dimensions of nanowires affect the transmittance and sheet resistance of a random nanowire network. Silver nanowires with independently controlled lengths and diameters were synthesized with a gram-scale polyol synthesis by controlling the reaction temperature and time. Characterization of films composed of nanowires of different lengths but the same diameter enab...
Purpose: To report a case of peripapillary intrachoroidal cavitation (choroidal schisis) and optic pit in a case of high myopia and open-angle glaucoma. Case report: A 30-year-old high myopic man was referred to our clinic for presumed peripapillary choroidal tumors. In funduscopy, there were two yellow-orange and slightly elevated peripapillary lesions in both eyes with indistinct margins. A s...
optic neuritis an inflammatory disorder of the optic nerve inflammation is usually in young’s with symptoms of eye pain and vision loss that occurs is a common symptom of ms. optic neuritis is one of the first symptoms of ms that observable into disorders in white matter of cerebral cortex. the risk of ms in patients with optic neuritis during 2 years 20% in 15 years, 45-80% is calculated. in ...
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