You can see how nice the lens illuminates when held up to a light in one of the pictures. SOC1AL MED1A SHELF: _rich_fish_ (#1). The item "OKAY PASS Teleoptic Sparton Light Lamp Vintage GM Accessory 37 39 40 48 53 Chevy" is in sale since Monday, January 20, 2020. This item is in the category "eBay Motors\Parts & Accessories\Vintage Car & Truck Parts\Lighting & Lamps\Other". The seller is "*19rich54*" and is located in Chula Vista, California.This item can be shipped worldwide.