Eulumdat
Utilities
Free
View and analyze LDT & IES photometric files with polar, cartesian, butterfly, and heatmap diagrams.
Essential tool for lighting professionals. Including Finder Preview
Eulumdat is a professional photometric data viewer for lighting engineers, designers, and
architects. View and analyze LDT (EULUMDAT) and IES photometric files with beautiful interactive
diagrams.
Features:
• Open and view LDT and IES photometric files
• Multiple diagram types: Polar, Cartesian, Butterfly, Heatmap, BUG Rating, and LCS
• Interactive 3D butterfly diagram visualization
• Export diagrams to SVG
• Convert between LDT and IES formats
• Batch conversion support
• Dark and light theme support
• QuickLook preview integration (macOS)
Perfect for:
• Lighting designers reviewing luminaire data
• Architects evaluating lighting fixtures
• Engineers analyzing photometric distributions
• Anyone working with lighting specification files
Ratings & Reviews
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The developer, Holger Trahe, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Holger Trahe
- Size
- 1.7 MB
- Category
- Utilities
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Mac
Requires macOS 13.0 or later. - Apple Vision
Requires visionOS 1.0 or later.
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © Holger Trahe