Rasnik Instruments

Introduction: Introduction to the Rasnik instrument.

The Rasnik 3-point optical alignment system: Definitive paper describing the construction and performance of Rasnik three-point monitors.

ATLAS End-Cap Alignment (PDF): Descriptions of the ATLAS End-Cap Alignment System, including three distinct Rasnik instruments.

Image Analysis: How our Rasnik image analysis routines work, their output values, and execution time.

Example Images: Example images from the New Small Wheel alignment bar rasnik instruments.

Rasnik Home Page: Home page of the Rasnik Instrument at NIKHEF in the Netherlands, where the instrument was invented.