- An
actinograph is an
instrument for
measuring or
estimating the
amount of
light available, in
terms of its
ability to
expose photographic film. That is...
-
prefix actin for
scientific instruments, effects, and processes. The
actinograph is a
related device for
estimating the
actinic power of
lighting for...
-
innovations was a
photographic exposure estimation device known as an
actinograph. H&D
speed numbers,
originally described in 1890, for film
speed measurements...
-
department at the
Museum of
Modern Art,
acquired 900 cans of film from the
Actinograph Corp.
Bronx Biograph studio and
laboratory facitlies,
which was closing...
-
meteorological scientist and
university professor. He
invented the "Robitzsch
Actinograph", a type of
pyranometer and
wrote numerous scientific books and articles...
-
specialized slide rules for
photographic applications. For example, the
actinograph of
Hurter and
Driffield was a two-slide boxwood, br****, and cardboard...
- ****igned
management of the
property to one of its own subsidiaries, The
Actinograph Corp.,
which held it
until 1948.
Martin Poll (who
later became New York's...
- film were
discovered in a
cache of 900 film
canisters donated from the
Actinograph Corp.
Bronx Biograph studio and
laboratory facilities from the contents...
- light, and
published Researches on
Light in 1844. He also
developed the
actinograph in 1845. Hunt had a long-abiding
interest in
poetry as well. He regularly...
