Yellow nos lense, 5 1/2 x . 1/2 D I don't see any chips, possibly some manufacturing spots
Kopp 5 3/8" Red Railroad Lantern Switch Lamp Lens Glass Signal Semaphore NOS
Kopp 5 1/2" YELLOW Railroad Lantern Switch Lamp Lens Glass Signal Semaphore NOS
Kopp 5 3/8" GREEN Railroad Lantern Switch Lamp Lens Glass Signal Semaphore NOS
Original Kopp 5 1/2 " Amber Glass Rail Road Lantern Lens
