Ralph moved the lenses back and forth, this way and that, till a glossy white image of the declining sun lay on a piece of rotten wood. (Golding pg. 40-41).
"Ralph---please! Is there a signal?" [Piggy] (Golding pg. 67). "Piggy's specs!... If the fire's all out, we'll need them---" [Ralph] (Golding pg.67).
Ralph made a step forward and Jack smacked PIggy's head. Piggy's glasses flew off and tinkled on the rocks. Piggy cried out in terror: "My specs!" (Golding pg. 71).
For the first time on the island, Piggy himself removed his one glass, knelt down and focused the sun on tinder. Soon there was... a bush of yellow flame (Golding pg. 130).
"... They didn't take the conch. They came for something else. Ralph---what am I going to do?" [Piggy] (Golding pg. 168). Far off along the bowstave of the beach, three figures trotted toward the Castle Rock... The chief led them, trotting steadily, exulting in his achievement... From his left hand dangled Piggy's broken glasses. (Golding pg. 168).
A little boy who... carried the remains of a pair of spectacles at his waist...(Golding pg. 201). The tears began to flow and sobs shook [Ralph]... the other little boys began to shake and sob too... Ralph wept for the... fall through the air of the true, wise friend called Piggy (Golding pg. 202).