Product: Ovation LED ellipsoidal series
Ellipsoidal light, also known as ellipsoidal reflector spotlight(ERS), leko light, profile spotlights(in Europe), is a type of stage lighting fixture, named for the ellipsoidal reflector used to collect and direct the light through a barrel that contains a lens.
With this versatile fixture, you can control the shape, size, edge, color and intensity of the beam of light.
There are three main components of a ellipsoidal light: the light source(lamp) which is in the back or called engine, the shutter blades in the barrel that shape the light, and the lens in the front.
Elllipsoidal are useful when you want:
And ellipsoidal can be used to the following applications:
Ellipsoidal lights come with a certain size lens or lenses that determines the field angle, range from five degrees to ninety degrees.
Fixed lens - Most manufacturers now use field angle to indicate the fixture's spread typically in this series (5°, 10°, 19°, 26°, 36°, 50°, 75°, 90°), among these, most widely used lens degree is 19°, 26°, 36°.
Zoom lens - Unlike the fixed lens fixture which consist lens + barrel. The four shutter blades are in the zoom lens. The regular zoom lens degree include: 15° - 30°, 25° - 50°, and als 18° - 38° lens from Ovation Honor Series ellipsoidal.
Here below is the fixed lens tuble(plus barrel) and zoom lens tube.