Lumen – Telescope Guide
Setup & Observe for Beginners
Only for iPhone
Free · Designed for iPhone. Not verified for macOS.
iPhone
Set up your telescope correctly and observe the Moon, Jupiter, and Saturn with confidence. Lumen guides you step by step during real observation sessions.
Lumen is a beginner-focused telescope guide designed for real observation sessions.
It helps you set up your telescope correctly, choose what to observe, and use the right magnification — without overwhelming you.
- Set up your telescope properly
Follow a guided setup wizard to reduce common beginner mistakes like poor leveling or incorrect mount configuration.
- Choose what to observe
Start with beginner-friendly objects like the Moon, Jupiter, and Saturn.
- Use the right eyepiece
Based on your telescope and accessories, Lumen calculates all possible magnification combinations and recommends the most suitable one.
- Understand what you’re seeing
Get short, clear explanations connected directly to your current observation.
- Preserve your night vision
Optional red light mode designed for outdoor night use.
If you bought a telescope and want to actually see something meaningful, Lumen helps you get there.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
This update includes under-the-hood improvements and compatibility fixes to keep Lumen running smoothly on the latest iOS release.
The developer, Francesco Chiusolo, 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
- Francesco Chiusolo
- Size
- 836.6 KB
- Category
- Education
- Compatibility
Requires iOS 18.6 or later.
- iPhone
Requires iOS 18.6 or later. - Mac
Requires macOS 15.6 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.6 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 Francesco Chiusolo
