Optolong optical attend the analytica China
Optolong optical will bring advanced precision optical filters and other products to the Shanghai New International Expo Center from November 16-18, 2020.
Your Optical Filter Partner
Optolong optical will bring advanced precision optical filters and other products to the Shanghai New International Expo Center from November 16-18, 2020.
We are proud to announce the new logo as part of the ongoing evolution of our company’s brand.
We are happy to announce that new fluorescence filter cube and holders U-FF of Olympus is released.
Now Optolong Optics could offer U-MF2 and U-FF cube for client. Welcome for your inquiry and order.
U-FF can be fixed on below series：
Dear all,
With the coming of Chinese traditional Spring Festival, Optolong office would be closed from 21st January to 3rd February. We would resume from festival in 4th February. If you have any inquiry during this period, please contact sales manager May Xia.
Dear Customers,
Due to our company business development, our company’s English name has changed from “Yulong Optics Co., Ltd” to “Optolong Optics Co., Ltd” since 9/29th/2016.
Dear Customers,
Please be informed that effective from 1st of September,2016 we are moving to following new Address: