Lens Tonometer TypeGoldmann tonometry PrincipleMeasurement range 0-80 mmHg in 2mmHg stepsMeasurement ±0.5mmHg accuracySynoptophore lens₹0.00PricePlease specify the thickness of the graticules. (optional)0/500Kindly get in touch through email/phone to show your lens' drawings and dimensions (optional)0/500Quantity*Add to Cart