Which company in China does industrial telecentric lens better?

Telecentric lens can reduce distortion. The following figure is a comparison of distortion, which is widely used in measurement.

Due to the complex optical path design, the production cost of telecentric lenses is very high, and some foreign lens manufacturers are even more expensive, with the highest selling price reaching 200,000/lens.

The telecentric lens independently developed and produced by Pumis in Dongguan is very cost-effective and worth recommending.