Vintage Singer sewing machine glass bug eye lens for the #195233 bakelite spot light, this light is marked CAT S-1. This light is often found on the later model 99 / 99K, 185J / 185K and the 66. Comes with tension spring. Clean and crack free. Lens measures 1.5" in diameter. Genuine, original Simanco part #195133 and #195134.