Carmar manufacture whole measuring system, including linear scale, digital readout(optional), working stage, as well as software, therefore the consistency is much better than other brands.
Horizontal Type Digital Optical Comparator
1. Helix angle stage adjustable: ± 15°
2. Heavy-duty, metal construction
3. Greater range and high accuracy
4. Powerful DRO provides fast geometric computations in a simple, easy to use format.
The components, such as linear scale, digital readout, optical lens, etc., are all made by Carmar Technology.