- coloured lens
- <light.theat> ■ Stufenlinse mit schwarz gefärbten Stufen f
English-german technical dictionary. 2013.
English-german technical dictionary. 2013.
lens — noun 1 curved piece of glass ADJECTIVE ▪ strong, thick ▪ She wears glasses with very thick lenses. ▪ coloured/colored, tinted ▪ optical … Collocations dictionary
coloured — (BrE) (AmE colored) adj. VERBS ▪ be ADVERB ▪ boldly, brightly, brilliantly, gaily (esp. BrE), highly, intensely … Collocations dictionary
contact lens — noun A thin lens, made of flexible or rigid plastic, that is placed directly on to the eye to correct vision, used as an alternative to spectacles, or, if coloured, to change ones eye color cosmetically. Syn: contact, lens … Wiktionary
Scotopic sensitivity syndrome — Scotopic sensitivity syndrome, also known as Irlen Syndrome and Visual Stress Syndrome, approximating in some ways to Meares Irlen syndrome, and Visual Stress , refers to visual perceptual disorder(s) affecting primarily reading and writing based … Wikipedia
Railway semaphore signal — One of the earliest forms of fixed railway signal is the semaphore. These signals display their different indications to train drivers by changing the angle of inclination of a pivoted arm . Semaphore signals were patented in the early 1840s by… … Wikipedia
photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… … Universalium
eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… … Universalium
Dalek variants — … Wikipedia
motion-picture technology — Introduction the means for the production and showing of motion pictures. It includes not only the motion picture camera and projector but also such technologies as those involved in recording sound, in editing both picture and sound, in… … Universalium
Railway signal — Not to be confused with Railway signalling. A signal is a mechanical or electrical device erected beside a railway line to pass information relating to the state of the line ahead to train/engine drivers. The driver interprets the signal s… … Wikipedia
photography, history of — Introduction method of recording the image of an object through the action of light, or related radiation, on a light sensitive material. The word, derived from the Greek photos (“light”) and graphein (“to draw”), was first used in the… … Universalium