Description
Hoodman Sky Ruler Scaling Tool

The Hoodman Sky Ruler Scaling Tool is a professional scale reference designed specifically for drone mapping, photogrammetry and aerial measurements. This tool helps users verify accurate scale measurements in aerial photographs and video images taken with drones. With its distinctive colour pattern and clear shape, the Sky Ruler is easy to spot from the air, making it an essential tool for surveyors, inspection teams and drone operators.
Performance & Functionality
The Sky Ruler consists of five precisely crafted tiles of 1ft² each that can be quickly clicked together to form a 5 × 1ft scale reference. The tiles alternate between orange and black to make them easily visible in aerial imagery and live drone feeds. This visual reference allows operators and software to easily scale objects and verify measurements during photogrammetry or surveying analyses. The tiles can be mounted in less than 60 seconds and dismounted in 30 seconds, which is ideal for quick work in the field.
Build Quality & Design
The tiles are made of extremely durable thermoplastic polymer that can withstand intensive use in various environments. The material is UV-stabilised so that the colours remain bright even with prolonged exposure to sunlight. Despite its sturdy construction, the system remains relatively light and easy to transport. The complete set comes with a robust 12 × 12 × 3-inch carrying bag, so that the tiles can be stored safely and compactly during transport.
Why You Need It
For professionals working with drone mapping, inspections or geospatial analysis, a reliable scale reference is crucial for accurate measurements. The Hoodman Sky Ruler provides a fast, durable and highly visible solution to verify the scale of aerial images. This makes it an indispensable tool for anyone working with professional drone-surveying and photogrammetry.









