Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Optical instrument
|
| gptkbp:alternativeName |
Galilean binoculars
Theater glasses |
| gptkbp:associatedWith |
Performing arts
|
| gptkbp:feature |
Elegant design
Compact size Low magnification |
| https://www.w3.org/2000/01/rdf-schema#label |
Opera glasses
|
| gptkbp:inventedBy |
19th century
|
| gptkbp:marketedAs |
Opera-goers
|
| gptkbp:material |
gptkb:glass
Mother of pearl Brass |
| gptkbp:popularFor |
gptkb:Europe
gptkb:United_States |
| gptkbp:provides |
Optical lenses
|
| gptkbp:resolution |
2.5x to 5x
|
| gptkbp:subclassOf |
sunglasses
|
| gptkbp:usedFor |
Viewing performances
|
| gptkbp:usedIn |
Theaters
Opera houses |
| gptkbp:bfsParent |
gptkb:Binocular
|
| gptkbp:bfsLayer |
7
|