Research on changes to photography in 18 th /19 th Century And notes from others feedback

What was the change?

How did it happen?

When is the change dated?

Who discovered it?

What were the benefits of change?

Camera obscura was made portable in the form of cenden chairs.

By placing the camera on a tripod in a box with wheels that moves.

17th Century in France

Leon Battista Albert

It was now made portable.

Photosensitive compound. (Bunch of chemicals that react with light.

He held a bottle to the sunlight, and a reaction would take place.

1727Prof. J. Schulze

The first way of recording a permanent image.

Process was introduced called daguerreotype.

Recording the images on silver plated copper, for better quality and a clearer image.

1839 AugustLouis Dagierre & Joseph Nicecpe

It was faster and less expensive, making it more accessible back then.

Negative/positive process was introduced called calotype.

Process using paper coated with silver iodine, being exposed to sunlight.

1841Henry Fox Talbot

Prints were easy to examine.Re-touching could be done.Unlimited prints.

Large prints/ Photos made bigger.

Chemical reactions taking place.

1854 in France

Adolphe Disderi

A better image quality, making it much clearer.

Photos made with colour.

By experimenting with several different filters.

1861James Clerk Maxwell

You could now get images with colour.