International Journal of Photoenergy / 2014 / Article / Fig 7

Research Article

Implementation and Test of a LED-Based Lamp for a Lighthouse

Figure 7

Percentage illuminance difference on the Fresnel lens between incandescent lamp and LED lamp.

We are committed to sharing findings related to COVID-19 as quickly as possible. We will be providing unlimited waivers of publication charges for accepted research articles as well as case reports and case series related to COVID-19. Review articles are excluded from this waiver policy. Sign up here as a reviewer to help fast-track new submissions.