GE Lighting 68978 Energy-Efficient Halogen 70-watt 1305-Lumen PAR38 Spot Light Bulb with Medium Base, 1-Pack - Indoor Figurine Lamps - Amazon.com
GE Lighting PAR38 Warm White Halogen Flood Light Bulbs, Indoor and Outdoor, Dimmable Spotlight, Energy Efficient, 80-Watt, 1600 Lumen, Medium Base, 2-Pack - - Amazon.com
Estimating LED Lumens for Your Space | Roberts Electric
GE Lighting 66282 Energy-Efficient Halogen 80-Watt (120-watt replacement) 1600-Lumen PAR38 Floodlight Bulb with Medium Base 2-Pack - Walmart.com
RAB PAR38FA-19-9CCT-40D-DIM - LED PAR38 19W Tunable White LED Light Bulb | CityLightsUSA.com
Lightbulbs: Watt-to-lumen conversion guide
Feit Electric BPJ78/LED LED R7S, 40W Equiv., 450 Lumen, 78mm, Double-Ended T3, Halogen Replacement
5-Modern Halogen lamp (20W; 370 lumen), for e.g. candelabra. The bulb... | Download Scientific Diagram