| 摘要 |
PCT No. PCT/AU84/00153 Sec. 371 Date Apr. 8, 1985 Sec. 102(e) Date Apr. 8, 1985 PCT Filed Aug. 8, 1984 PCT Pub. No. WO85/00900 PCT Pub. Date Feb. 28, 1985.A spectalce frame (10) comprises three assemblies; a lens frame assembly (11), a nose piece assembly (12) and an accessory (13), the lens frame assembly comprising a pair of lens frames connected by a frame bridge (24), the accessory comprising an accessory frame (14) which includes an accessory bridge (16), and the nose piece assembly having mounting means (18) thereon which includes a hinge carried by the bridge (21) of the nose piece assembly, which hinge supports the accessory bridge so that the accessory can be in the line of vision or retracted upwardly therefrom, the mounting means also comprising engagement means (22) which can releasably engage the lens frame (23), so that the lens frame can be snapped into or out of position on the nose piece assembly. |
