An apparatus (80, 100, 120) for establishing an optical circuit path spanning a discontinuity (89, 114) in at least one optical channel (87, 127); said at least one optical channel being supported by a first cable section (82, 102, 122) generally oriented about a first axis (83, 103, 123) on a first side of said discontinuity; said at least one optical channel being supported by a second cable section (84, 104, 124) generally oriented about a second axis (85, 105, 125) on a second side of said discontinuity; the apparatus comprising: (a) a first coupling member (86, 106, 126) coupled with said at least one optical channel on said first side of said discontinuity; (b) a first supporting member (88, 108, 128) substantially fixedly situated with said first coupling member; said first supporting member being substantially fixedly situated in an installed orientation in a generally clamping relation with said first cable section; (c) a second coupling member (90, 110, 130) coupled with said at least one optical channel on said second side of said discontinuity; (d) a second supporting member (92, 112, 132) substantially fixedly situated with said second coupling member; said second supporting member being substantially fixedly situated in an installed orientation in a generally clamping relation with said second cable section; and (e) a connecting member (94, 116, 134) optically coupling said first coupling member with said second coupling member to establish said optical circuit path; characterized by: each of said first and second supporting members being configured in a respective split-ring structure comprising first and second split-ring portions (12, 14); each said respective split-ring structure presenting a generally cylindrical inner surface (16, 18) substantially oriented about one axis of said first axis and said second axis in said installed orientation; each said respective split-ring structure having a respective hinge member generally situated at a first locus of a plane intersecting one axis of said first axis and said second axis on a first side of said one axis of said first axis and said second axis in said installed orientation; said split-ring structure having a latching structure generally situated at a second locus of said plane on a second side of said one axis of said first axis and said second axis in said installed orientation; each said respective hinge member and each said respective latching structure of a respective split-ring structure cooperating to effect said substantially fixedly situating each said respective supporting member in said installed orientation; and; wherein each of said first and second supporting members further comprises a receiving structure in one or both of the split-ring portions, and wherein the receiving structures are configured to substantially fixedly receive the respective coupling members. (a) a first coupling member (86, 106, 126) coupled with said at least one optical channel on said first side of said discontinuity; (b) a first supporting member (88, 108, 128) substantially fixedly situated with said first coupling member; said first supporting member being substantially fixedly situated in an installed orientation in a generally clamping relation with said first cable section; (c) a second coupling member (90, 110, 130) coupled with said at least one optical channel on said second side of said discontinuity; (d) a second supporting member (92, 112, 132) substantially fixedly situated with said second coupling member; said second supporting member being substantially fixedly situated in an installed orientation in a generally clamping relation with said second cable section; and (e) a connecting member (94, 116, 134) optically coupling said first coupling member with said second coupling member to establish said optical circuit path; each of said first and second supporting members being configured in a respective split-ring structure comprising first and second split-ring portions (12, 14); each said respective split-ring structure presenting a generally cylindrical inner surface (16, 18) substantially oriented about one axis of said first axis and said second axis in said installed orientation; each said respective split-ring structure having a respective hinge member generally situated at a first locus of a plane intersecting one axis of said first axis and said second axis on a first side of said one axis of said first axis and said second axis in said installed orientation; said split-ring structure having a latching structure generally situated at a second locus of said plane on a second side of said one axis of said first axis and said second axis in said installed orientation; each said respective hinge member and each said respective latching structure of a respective split-ring structure cooperating to effect said substantially fixedly situating each said respective supporting member in said installed orientation; and; wherein each of said first and second supporting members further comprises a receiving structure in one or both of the split-ring portions, and wherein the receiving structures are configured to substantially fixedly receive the respective coupling members.