For fastest service, please email us at support@axonoptics.com or contact us via live chat feature right here on our website.  If you cannot use a computer or prefer to speak with someone by phone, please give us a call at 779-379-AXON.  Please leave us a message with your name, phone number, and a brief description of your question.  We are a small research and development company with no call center or receptionist.  Most calls are returned within 24 hours.