What was the state of development in optical technologies?

Jun 9, 2020 ... The birth of the automobile industry created many manufacturing jobs, which led to the introduction of assembly-line production. This allowed ... Aug 24, 2020 ... From politics and sports to fashion and transportation, some elements of life are virtually unrecognizable from the way they were 100 years ago. Life 500, 100 or even 50 years ago, was painful, short, and filled with hardship. As Sadhguru once said, “Technology has allowed humanity to take a break from ... Apr 14, 2015 ... Photographer, Charles Peyrin, visited Vietnam in the 1920's, he snapped dozens of candid shots that offer a rare glimpse into the daily life of locals and ... Jun 12, 2023 ... Number 1 — Love & Relationships Love a hundred years ago was very conservative, and it was rarely spoken about openly. Marriage and romantic ... Jan 13, 2023 ... Photo by Boston University Photography. Believe it or not, BU Greek Life existed 100 years ago. In 1923, the Panhellenic Association of the ... The British were intense in their collection of data of life in the colonies. Explore Singapore's records to learn what life was like 200 years ago. They will then use sentence frames to support their explanations about what is both similar and different in the photo compared to their school today. Students ... May 29, 2019 ... Cultural Differences Between Classes. It's important to understand that society, and by extension everyday life, was very different in the early ... Dec 30, 2024 ... A group of deep thinkers dared to imagine what life would be like in 2025. Some of their prophecies were completely off target, while others proved to be ...