Buyer's Guide … the one with the Encyclopedia!

Contact Information

You can find a lot of information on our website, but somewhere comes a point where you want to get into personal contact in order to ask your questions and get a feeling for how it is to work with RP Photonics. You are welcome to contact RP directly, e.g. using the form below, or alternatively by e-mail or telephone (find the details below the form). He will do his best to understand your needs and find out how to best help you.

Please note that RP Photonics does not trade any hardware; directly contact the listed suppliers when you want to purchase hardware, rather than sending quotation requests to us.

Rüdiger Paschotta

Do you want to talk to RP?

The founder and managing director of RP Photonics will be very helpful – for example, personally explaining anything you need to know, e.g., how the ad package works and how to get started.

Your name:
How would you like to communicate?
by telephone by Skype or Zoom (video chat) other

Please suggest a date and time, and possibly give us your telephone number or Skype name:

Dr. Paschotta will contact you by e-mail to confirm the date or suggest another time. Our time zone is Central European Time, but times outside normal office hours are often possible.

Please prove that you are a human being by entering three times the digit "3" into the following field: 

We will handle your data carefully in agreement with privacy laws. That implies that we will not use the data for anything other than the direct purpose (starting a conversation with you) and will not send your data to third parties. For more details, see our privacy declaration.

The RP Photonics Buyer's Guide is operated by RP Photonics AG. You find the full contact information and legal information on the RP Photonics contact page.

Other ways of contacting us:

  • Send us an e-mail to .
  • If you prefer the telephone, directly call the managing director Dr. Paschotta in Switzerland at +41 52 720 8000. You can normally reach us 09:00 – 13:00 and 14:00 – 19:00 CET. If you are in a different time zone, it is no problem to agree on some other time.
  • For a video chat with Dr. Paschotta (via Skype, Teams, Zoom, you need to make an appointment e.g. via e-mail, or simply suggest a time (and give us your Skype name, for example) with the form above. If you are not yet set up for video, we can send you a link for getting into a meeting without requiring any software installation or a user account.

Get Registered

If your company is not yet registered in the RP Photonics Buyer's Guide, you can apply for a company profile and product listings:

Modify Information

If your company is already listed in the RP Photonics Buyer's Guide, but some information needs to be modified, please get to the page with your company profile via the list of suppliers, and find the button “Edit profile data” on the right side. That form already contains all registered information; you need to enter only the modifications.