low-contrast image
61Catadioptric system — A 150 mm aperture catadioptric telescope (Maksutov) A catadioptric optical system is one where refraction and reflection are combined in an optical system, usually via lenses (dioptrics) and curved mirrors (catoptrics). Catadioptric… …
62Fill light — In television, film, stage, or photographic lighting, a fill light (often simply fill) may be used to reduce the contrast of a scene and provide some illumination for the areas of the image that are in shadow. A common lighting setup places the… …
63Diana camera — Diana Maker Great Wall Plastic Factory, Lomographische AG, Type Box camera Image sensor type Film Imag …
64Barium swallow — Diagnostics ICD 9 CM 87.61 …
65Security hologram — 5000/10000 notes, etc. They are also used in credit and bank cards as well as quality products.Holograms are classified into different types with reference to the degree of level of optical security incorporated in them during the process of… …
66Object recognition — in computer vision is a task of finding given object in an image or video sequence. Humans recognize a multitude of objects in images with little effort, despite the fact that the image of the objects may vary somewhat in different view points,… …
67Sea of Azov — at Novaya Yalta, Donetsk Oblast …
68David Malin — looking at a poster about Malin 1, a galaxy found by him …
69Atmosphere of Mars — Chemical species mole fraction Carbon dioxide 95.32% Nitrogen 2.7% Argon …
70Glossy display — Railway timetable shown on a CRT display with reflective vandal proof cover glass, exhibiting distinct reflections from ambient light sources (sky, lamps). The visual information can only be read (with very low contrast) in the regions with… …
