"secondary" in inglés with examples - Collocation dictionary inglés
- The radio waves from the feed reflect back off the secondary reflector to the dish, which forms the outgoing beam.
- Gregorian - Similar to the Cassegrain design except that the secondary reflector is concave, (ellipsoidal) in shape.
- Six spokes connect the Hub to the Rim, passing through the secondary reflectors on the way.
- A secondary reflector can have a complex geometry which allows it to break up the light and direct it to where it is desired.
- The lamps are directed upward and shine their light onto wing-shaped secondary reflectors that spread the light out and direct it downward.
- Like visible light, radar waves can be reflected from circular mirrors shaped as paraboloids, which focus the incoming radiation on small secondary reflectors.
- A Gregorian reflector system was installed in 1997, incorporating secondary and tertiary reflectors to focus radio waves at a single point.
- The secondary reflector of the Cassegrain design features an active surface.
- Usually the secondary reflector and the feed antenna are located on the central axis of the dish.
- It has a 305-m (1,000-ft) primary reflector fixed in position; the secondary reflector is on tracks to allow precise pointing to different parts of the sky.
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