Optical Filters FAQs

Here we have provided comprehensive lists of commonly asked questions regarding our optical filters and related applications. This information is designed to support your inquiries, but if you don’t find the answers you are looking for we encourage you to contact us for further assistance.

Please use the sort buttons in the left navigation to navigate between questions and answers that are specific to Fluidics, Cameras, Microfluidics, our Webstore, and Engineering Partnership.


I have a lens/filter/mirror/optic that I purchased from IDEX Health & Science and I want to clean it. What cleaning methods are recommended for my item?

The recommended cleaning methods are dependent on the type of optic and its coatings.

You can download the recommended IDEX Health & Science cleaning procedures document Cleaning Methods (PDF). The first part of the document describes five separate cleaning procedures with step-by-step instructions. The second part of the document lists which procedures should be used for which component.

You can also download this article Cleaning Optics (PDF) which explains the importance of the cleaning process to improve both the lifetime and performance of optics. Proper materials, techniques and handling procedures should be used to minimize the risk of damage.