Medical and Optical Diagnostic Instruments under the brand name "Gowllands" are manufactured by a different company, Gowllands Medical Devices Ltd". It may be contacted by telephone to +44 20 8683 1221 [0208 683 1221], by fax to +44 20 8665 1225 [0208 665 1225) or by email to gowllands@gmail.com. Their website is www.gowllandsmed.com