FUNDAMENTALS OF COMPUTER

Detailed explanation-1: -Lantern slides were used for home entertainment and public lectures, and they were displayed in photographic exhibitions. Alfred Stieglitz made lantern slides throughout the 1890s.

Detailed explanation-2: -1870) on glass plates. Their standard size is typically 4 by 3.25 inches. Two methods or techniques were possible: using a plate that would produce a direct positive, or using a negative as an intermediate step to create a positive.

Detailed explanation-3: -The magic lantern was invented in the 1600’s, probably by Christiaan Huygens, a Dutch scientist. It was the earliest form of slide projector and has a long and fascinating history. The first magic lanterns were illuminated by candles, but as technology evolved they were lit by increasingly powerful means.

Detailed explanation-4: -Glass slides date back to the 1700s when artists painted pictures on glass and used “magic lanterns” to project them. Showmen would tell stories to go with the slides. In the 1800s and 1900s, technology developed to print pictures onto slides, not just hand paint them.