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Splay
| Глоссарий терминов и сокращений по оптическим линзам |
- To spread out or apart; sloping or spreading the nose pads on a frame to open/widen the bridge.
- A sloped surface, or a surface which makes an oblique angle with another, esp. at the sides of a door, window, proscenium, etc., so the opening is larger on one side than the other; a large chamfer; a reveal at an oblique angle to the exterior face of the wall. splay brick, cant brick a brick, one side of which is splayed (beveled).
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Пойменный конус 2., русский
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Proscenium, английский
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Spring hinge, английский
- A type of flexible frame hinge that helps keep the glasses in proper alignment. they make frames more durable and reduce the need for frequent adjustments.
- A hinge containing one or more springs; when a door is opened, the hinge returns it to the open position automatically; may act in one direction only, or in both directions (as on a swinging door).
Spherical equivalent, английский
A mathematical expression of the dioptric power of a sphero-cylindrical lens. the calculation is the spherical power of the lens plus half the cylindrical power. spherical lens (or sphere) – a segment of a sphere, refracting rays of light equally in all meridians. a lens having the same radius of curvature in every meridian.
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