09/11/23 - Anna Hernandez - Chapter One Vocabulary  

Calotypes

See (talbotypes)

Ferrotypes

See (tinytype)

Camera Obscura

A darkened room or a portable box, each having a convex lens directing light through a small hole and projecting an image of that scene onto a screen or wall.

Dry-plate Negative

A negative that can be developed any time after exposure; British physician, Richard L. Maddox, made the first successful dry-plate negative in 1871.

Tintypes

A photograph made from the tinytype process.

Collodion

A plastic-like substance made from alcohol and nitrocellulose; used to coat glass plates for wet plate photography.

Bitumen of Judea

A type of asphalt, when dissolved in a solvent, made a varnish that was sensitive to light.

Tintypes Process

A variation of the wet collodion process that produced a direct positive on metal (tin or iron plate) base.

Lantent

An image that is present but requires a process to make it visible.

Digital Photography

Capturing an image onto an electric storage device.

Daguerreotypes

Photographs produced by the daguerreotype process.

wet collodion process

The first practical means of coating glass plates for recording images; discovered by Federick Scott Archer in 1851; expossed plates also had to be developed, fixed, and washed before the collodian dried.

Daguerrotypes Process

The first practical photographic process; develped by Loius-Jacques-Mandé Daguerre and patented in 1839; requires a highly polished silver sheet, iodine vapor, fumes of hot mercury, and hot salt solution.

Talbotypes

The prints made from the process that William Fox Talbot of England developed in 1835, making a positive print from negative; also known as CALOTYPES