Description

Haag-Streit AT-870 Calibration Bar

The Haag-Streit Model 870 Applanation Tonometer calibration bar is a specialized balance-weight tool used to verify and adjust the mechanical accuracy of Model 870 (Zeiss-Style, over-the-microscope mount) tonometers to ensure error margins stay within ±0.5 mm Hg.

This Haag-Streit AT-870 Calibration Bar comes equipped with:

• Calibration Bar
• Storage Case