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Manufacture
The Perkins tonometer is manufactured in the UK by Haag-Streit UK (HS-UK). Clement
Clarke Ophthalmic is a brand of HS-UK, collectively representing the company's own
range of manufactured ophthalmic diagnostic devices and products. Information on the
Clement Clarke Ophthalmic product range can be found on the HS-UK website at
https://hsuk.co/CCO
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