PAR30 LED Bulbs - Parabolic Aluminized Reflector Bulbs – BulbAmerica
Parabolic aluminized reflector - Wikipedia
LED PAR-30 RGB/WW/CW WiFi - omnilux
Viribright Lighting Par30 75-Watt EQ LED Par 30 Shortneck Warm White Medium Base (e-26) Flood Light Bulb (8-Pack) in the Spot & Flood LED Light Bulbs department at Lowes.com
Cree Lighting® PRO Series PAR30 Short Neck Lamp | PAR30 Series | 12W | 2700K | 15-degree Spot | Dimmable