Hamilton Lanphere Smith was an American

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 scientist

Scientist

A scientist in a broad sense is one engaging in a systematic activity to acquire knowledge. In a more restricted sense, a scientist is an individual who uses the scientific method. The person may be an expert in one or more areas of science. This article focuses on the more restricted use of the word...

, photographer, and astronomer

Astronomer

An astronomer is a scientist who studies celestial bodies such as planets, stars and galaxies.Historically, astronomy was more concerned with the classification and description of phenomena in the sky, while astrophysics attempted to explain these phenomena and the differences between them using...

.

He was born in New London

New London, Connecticut

New London is a seaport city and a port of entry on the northeast coast of the United States.It is located at the mouth of the Thames River in New London County, southeastern Connecticut....

, Connecticut

Connecticut

Connecticut is a state in the New England region of the northeastern United States. It is bordered by Rhode Island to the east, Massachusetts to the north, and the state of New York to the west and the south .Connecticut is named for the Connecticut River, the major U.S. river that approximately...

 and graduated from Yale

Yale University

Yale University is a private, Ivy League university located in New Haven, Connecticut, United States. Founded in 1701 in the Colony of Connecticut, the university is the third-oldest institution of higher education in the United States...

 in 1839 , where he constructed the largest telescope in the country at the time in 1838.

In 1848 Smith wrote "The World", one of the first science textbooks written in America. Smith is best known for patenting the tintype

Tintype

Tintype, also melainotype and ferrotype, is a photograph made by creating a direct positive on a sheet of iron metal that is blackened by painting, lacquering or enamelling and is used as a support for a collodion photographic emulsion....

 photographic process, which popularized photography in America. He patented the great American tintype on February 19, 1856.

Between 1853 and 1868 he was Professor of Natural Philosophy and Astronomy at Kenyon College

Kenyon College

Kenyon College is a private liberal arts college in Gambier, Ohio, founded in 1824 by Bishop Philander Chase of The Episcopal Church, in parallel with the Bexley Hall seminary. It is the oldest private college in Ohio...

, Gambier

Gambier, Ohio

Gambier is a village in Knox County, Ohio, United States. The population was 1,871 at the 2000 census.Gambier is the home of Kenyon College and was named after one of Kenyon College's early benefactors, Lord Gambier....

, Ohio

Ohio

Ohio is a Midwestern state in the United States. The 34th largest state by area in the U.S.,it is the 7th‑most populous with over 11.5 million residents, containing several major American cities and seven metropolitan areas with populations of 500,000 or more.The state's capital is Columbus...

, and later taught at Hobart College

Hobart and William Smith Colleges

Hobart and William Smith Colleges, located in Geneva, New York, are together a liberal arts college offering Bachelor of Arts, Bachelor of Science and Master of Arts in Teaching degrees. In athletics, however, the two schools compete with separate teams, known as the Hobart Statesmen and the...

 in New York

New York

New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...

. He also created a system for describing microscopic algae that is still in use today.