| Description: The aperture attribute provides a measure of the effective collecting area of the telescope -- its diameter (if single and circular) or its equivalent diameter (if non-circular and/or an array). For purposes of this definition, aperture efficiency is assumed to be 100 percent. |
| Namespace Id: pds | Steward: pds | Class Name: Telescope | Type: ASCII_Real |
| Minimum Value: 0 | Maximum Value: 1.7976931348623157e308 | Minimum Characters: None | Maximum Characters: None |
| Unit of Measure Type: Units_of_Length | Default Unit Id: m | Attribute Concept: Number | Conceptual Domain: Real |
| Status: Active | Nillable: false | Pattern: None |
| Permissible Value(s) | No Values | |