Category Archives: 未分類

Dear Customers Thank you for your continuous help and support as always. Due to the rising cost of parts of our products, we have to raise prices of our products, effective 2024/01/01. We regret this price revision, but the situation … Continue reading →

Dear Customers Thank you for your continuous help and support as always. Due to the rising cost of parts of our products, we have to raise prices of our products, effective 2023/01/01. We regret this price revision, but the situation … Continue reading →

Dear Customers Thank you for your continuous help and support as always. Due to the rising cost of parts of our products, we have to raise prices of our products, effective 2021/01/01. We regret this price revision, but the situation … Continue reading →

ISO8791-5 for Oken type Smoothness Tester has been published since May 2020.

Dear Customers Thank you for your continuous help and support as always. Due to the rising cost of materials and parts of our products, we have to raise prices of our products, effective 2019/01/01. We regret this price revision, but … Continue reading →

ISO5636-6:2015 for Oken type Air-permeability Tester has been published since May 2015.

Dear Customers Thank you for your continuous help and support as always. Due to the rising cost of materials and parts of our products, we have to raise prices of our products, effective July 1. We regret this price revision, … Continue reading →

We have added the technical paper of “Measurement principle of Oken air permeability tester“ .