Rose K International Ltd
DTCL is the exclusive licensed manufacturer for the UK of the Rose K2 range of contact lenses and exclusively supplies many countries worldwide

Paragon CRT
DTCL is the exclusive UK distributor of Paragon CRT lenses. Corneal Refractive Therapy corrects your vision while you sleep with safe, non-surgical Paragon CRT therapeutic lenses, and enjoy great vision 24 hours a day, without the hassle of glasses and daytime contacts.

DTCL have close links with the BCLA. The company is a regular sponsor of the Association’s Pioneers Conference and is a gold sponsor at the annual BCLA Clinical & Conference Exhibition.

DTCL was a founder member of the ACLM and continues to support the Association to promote and grow contact lens wear in the UK.

DTCL is an active member of EFCLIN, a meeting platform for international contact lens and IOl Manufacturers and suppliers. Graham Avery is a past president of EFCLIN

Menicon Co. Ltd
Menicon Co. Ltd. is Japan's first and largest contact lens manufacturer founded in 1951 and represented in over 30 countries.

DTCL is a sponsor of BUCCLE (British Universities Committee of Contact Lens Educators) whose mission is to advance contact lens education by the promotion of collaboration and dissemination of knowledge and information among those involved in the teaching of this subject.