Statements (43)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
stage lighting instrument
|
| gptkbp:advantage |
lower intensity than ellipsoidal reflector spotlight
controllable beam spread less precise beam control soft, even light |
| gptkbp:application |
back light
fill light general wash key light |
| gptkbp:beamAngle |
variable
|
| gptkbp:commonWattage |
500W
300W 1000W 650W 2000W |
| gptkbp:component |
housing
lighthouse Lens reflector yoke barn doors focus mechanism |
| gptkbp:feature |
reflector
adjustable beam angle yoke mount barn doors focus knob gel frame holder lamp housing soft-edged beam ventilation slots |
| gptkbp:hasLighting |
gptkb:LED
tungsten-halogen lamp |
| https://www.w3.org/2000/01/rdf-schema#label |
Fresnel lamp
|
| gptkbp:introducedIn |
1920s
|
| gptkbp:namedAfter |
gptkb:Augustin-Jean_Fresnel
|
| gptkbp:usedIn |
film lighting
theatre lighting television lighting |
| gptkbp:uses |
Lens
|
| gptkbp:bfsParent |
gptkb:Quartzcolor
gptkb:Mole-Richardson |
| gptkbp:bfsLayer |
8
|