Hilger and Watts photelectric autocollimator
Hilger and Watts photelectric autocollimator in wooden case
- Object Number:
- 1984-1633/1
- Image ©
- The Board of Trustees of the Science Museum
Photoelectric autocollimator in case with separate measuring meter and sine wave generator , by Hilger & Watts Ltd
Hilger and Watts photelectric autocollimator in wooden case
Auto collimator electronic meter
Sine Wave Signal Generator