A unit of measure for luminance.
SDKs
- iOS 10.0+
- macOS 10.12+
- Mac Catalyst 13.0+
- tvOS 10.0+
- watchOS 3.0+
Framework
- Foundation
Declaration
class UnitIlluminance : Dimension
Overview
You typically use instances of NSUnit
to represent specific quantities of illuminance using the NSMeasurement
class.