Contact OPCO Laboratory for Your Optical Needs Contact Contact Us Send us an email: Name** Company Email** PhoneMessage:FileMax. file size: 50 MB.CAPTCHANameThis field is for validation purposes and should be left unchanged. Δ OPCO Laboratory, Inc. 704 River Street Fitchburg, MA 01420 phone: 978-345-2522 fax: 978-345-5515