code medium

code medium

[′kōd ‚mē·dē·əm]
(graphic arts)
A reflective or transmissive material used for coding on a microform.
References in periodicals archive ?
Medium etching depth for investigated samples Stainless steel code Medium depth CrNiMo-Steel 1.
E-Gift (Electronic Gift Certificate) replaces paper gift certificates with a magnetic stripe, smart card or bar code medium, virtually eliminating administrative and accounting costs associated with traditional paper gift certificates.