Patent ID: 7469423
Filing Date: 2008-12-30
Classification: A42B,A61F,G02C

Abstract:
1. An improved apparatus for multi-layered safety spectacles, the improved apparatus comprising: a transparent main lens portion configured to cover an area surrounding a user's eyes to protect the user's eyes from debris, paint particles, or chemicals; a pair of temples attached to edges of a rear surface of the transparent main lens portion; a protruding post partially embedded in the transparent main lens portion, wherein the protruding post comprises a lower portion embedded in the main lens portion and an upper portion protruding above a front surface of the transparent main lens portion; and a transparent lens protector with a notch on each side edge of the transparent lens protector, wherein the notch is configured to latch onto the upper portion of the protruding post and wherein a height of the notch is larger in an inner sidewall than in an outer-edge sidewall-less opening configured to slide-off the transparent lens protector from the transparent main lens portion by pinching with two fingers placed near a center portion of the transparent lens protector.