Transmission spectrophotometers

Wavelength: 0.1 nm - 100 nm
Wavelength precision: 0.5, 0.25, 2, 1 nm
Wavelength repeatibility: 2, 0.5, 0.25, 0.13 nm

... get transmission data on the axis and reflection data at any point of the lens surface, fully unattended. This ensures that only perfect lenses with perfect coatings are delivered to customers and approved ...