Centring Pitch is made and offered in roods.
Most customers used it to lock and align the optical element on it optical axis on the tool (chuck) before the process of centring the elements and / or chamfering the edge.
At the customer’s request we can prepare all hardness.
Centring Pitches Type G is very hard and should be used
for special application.
We suggest to order not less than 3 – 5 roods of each types