Inquiry (采购产品): Electronic Supplies inquiry of LED ring illuminator, much better if it has inside diameter of 20mm. **** Hidden Message ***** Company Name : Littelfuse Phil. Country/Region: Philippines Telephone: (043) 9810333 Fax: Mailing Address: Email: tftechnician@littelfuse.com Web Site: http:// Contact Person: elezer Job Title: **** Hidden Message ***** tftechnician@littelfuse.com