Fresnel Lens

Stuck at Home: Virtually Visit the St. Augustine Lighthouse & Maritime Museum

2020-03-28T09:00:17-04:00March 28th, 2020|

#LoveYourLighthouse Your St. Augustine Lighthouse & Maritime Museum is closed to protect you and your lighthouse family from COVID-19. While we are closed, we invite you to take virtual tours of the lighthouse and museum in the following YouTube videos. Your Gift of Love for our Maritime Heritage Makes A Difference. Donate today, or take advantage of deep discount opportunities by visiting www.staugustinelighthouse.org. Stay Safe and #LoveYourLighthouse Tour the St. Augustine Lighthouse with Head Lighthouse Keeper Rick [...]

The Lamp Changer

2018-03-07T12:06:16-05:00March 7th, 2018|

Did you know that the Lighthouse can change its own lightbulb? Well, it can and has been doing so for many years now. In 1936, electricity was first brought to the Lighthouse. This meant significant changes for the Lighthouse keepers since they no longer had to carry buckets of kerosene to the top of the lighthouse to burn in the lamp to create the light. Now light bulbs did the work of producing the light! [...]

Enlightened: Episode 1, Part 3

2017-01-26T08:00:10-05:00January 26th, 2017|

Join us in this edition of Enlightened! as we continue our look into the history and science behind the Fresnel lens. In this installment, we will talk a little more about French scientist Augustin Fresnel and how his incredible invention shaped lighthouses forever! Make sure you subscribe to our YouTube channel for future episodes of Enlightened!, a Nation's Oldest Port educational program. 

Enlightened: Episode 1, Part 2

2017-01-18T11:23:42-05:00January 18th, 2017|

Did you know the U.S. Lighthouse Service initially declined the use of Fresnel lenses? In part two of our first episode of Enlightened! (click here if you haven't seen it yet!), find out why the federal government refused to utilize these revolutionary new lenses even after they were adopted throughout much of Europe. Enlightened! is a St. Augustine Lighthouse educational program designed to serve our mission to discover, preserve, present and keep alive the stories of [...]

Are you ready to get “Enlightened”?

2017-01-12T09:46:59-05:00January 12th, 2017|

Presenting Enlightened! A New St. Augustine Lighthouse Educational Program Have you ever wondered about the history and science behind the St. Augustine Lighthouse? Well, wonder no more! We are going to take you along on an exploration of all the amazing things we do here at the St. Augustine Lighthouse & Maritime Museum in our new YouTube series, Enlightened! Enlightened is a way for us to share more with you -- more stories, more history, [...]

Lighthouse Technology: Clockwork Mechanism

2015-12-16T08:00:55-05:00December 16th, 2015|

This next installment in our series on lighthouse technology focuses on the clockwork mechanisms that rotate Fresnel lens, giving lighthouses their distinctive flashing patterns. Click the link below to read previous post in the series: Lighthouse Technology: Fresnel Lens Light Characteristic Lighthouses are equipped with unique light characteristic or flashing pattern that sailors can use to identify specific lighthouses during the night. Lighthouses can achieve distinctive light characteristics a few different ways. A lighthouse can [...]

Lighthouse Technology: Fresnel Lens

2015-11-18T08:00:27-05:00November 18th, 2015|

Welcome to our newest blog series where we will examine the technological innovations that improved lighthouses and made coastlines around the world safer. Each installment of the blog series will cover an invention or technological application introduced at the St. Augustine Lighthouse in its history. This first installment will focus on the powerhouse of the lighthouse – the first order Fresnel lens. Lighthouse Illumination The first lighthouses, as we recognize them now, were simply bonfires [...]