Floating ISO mode takes care of it by automatically adjusting ISO to keep the exposure constant. When shooting video, the shutter speed should not be altered, as it has to be 1/2 of the frame rate. Hence the only way to compensate for the transmission loss: changing the ISO.
French Rule: The French colonized Vietnam in the mid 1800s. In 1885, France looked to take over Vietnam and in 1887 they did it. The French started to integrate more Western ideals, education, and religion including, for the first time, introducing Christianity.Their main exports were tobacco, indigo, tea and coffee.n 1959, North Vietnam began and forced a policy to reunify the country, which led to outbreak of the American War in Vietnam in the early 1960s. This concluded on April 30, 1975 when North Vietnamese soldiers captured the city of Saigon and forced the surrender of the South Vietnamese government.
French was the official language of Vietnam from the beginning of French colonial rule in the mid-19th century until independence under the Geneva Accords of 1954, and maintained de facto official status in South Vietnam until its collapse in 1975.he French language's presence in Vietnam began in the 18th century when French explorers and merchants began sailing near the Indochina coast.