arc of contact

(redirected from contact arc)
Also found in: Encyclopedia.

arc of contact

An obsolete term for the variable distance on the surface of the eyeball on which the bulbar muscles rest prior to inserting in the external scleral surface behind the cornea.

arc of contact 

That portion of an extraocular muscle which wraps around the surface of the globe prior to the insertion of its tendon into the sclera. The point where the muscle first comes into contact with the globe is called the contact point. The arc of contact continually alters its length as the eye rotates. Syn. contact arc.
Mentioned in ?
References in periodicals archive ?
For more information, contact ARC Systems, by phone: (512) 892-5550; or Postal mail: 2600 Via Fortuna, Suite 500, Austin, TX 78746.
For information contact Arc box office on 01642 525199 or inquiries on 01642 525180.
Health care professionals interested in getting hands-on experience with OPERA Plus can contact Arc Mesa Educators at 800-597-6372 to obtain a complementary demo CD-ROM for review.
For further information, contact Arc Communications at Tel: 904-385-6776 or visit the company's Web sites at http://www.
For information about licensing, contact ARC at +1-408-437-3400.
Contact ARC or Metrowerks sales representatives and distributors for more details.
For more information, contact ARC Corporate Communications at 703-816-8525, 703-816-8168 by fax or e-mail at corpcom@arlington.
To find out how you can obtain this study contact ARC as indicated below
Contact ARC on 01642 525199 or Tees |Music Alliance on 01642 606525 for tickets.
Contact Arc Machines UK on tel 01327 312787 or visit www.
For more information regarding ARC's various services and products for the financial community, contact ARC business development manager Jim Watson at jwatson@arccorp.