Joseph Petzval
Mathematician known for lens theory
Mathematician known for lens theory
1891
134 years ago — 84 years old
Scientists & Innovators
Hungary
A mathematician and physicist, contributed significantly to the field of optics and the development of photographic lenses. Proposed the Petzval lens design in 1840, which greatly enhanced image quality in photography. Worked on the mathematics related to optical systems and made advancements in the understanding of image formation. His work laid foundational principles for modern photography and lens manufacturing.
Developed the Petzval lens design
Contributed to the mathematics of optics
A professional baseball player and coach, achieved prominence as a pitcher in Major League Baseball. Played for the Cincinnati Reds, contributing to the team's success during the 1970s. Was part of the Reds' roster that won the World Series in 1975 and 1976. Later served as a pitching coach for various MLB teams, mentoring numerous players and influencing pitching strategies.
Continue ReadingA prominent English director and screenwriter, recognized for contributions to film with a distinct narrative style. Directed the Oscar-winning film The English Patient in 1996, which earned nine Academy Awards, including Best Picture and Best Director. Other notable works include The Talented Mr. Ripley and Cold Mountain. Also notable for adapting literary works into successful screenplays. His career included collaborations with various prestigious actors and production teams, establishing a legacy in international cinema.
Continue ReadingBorn in 1367, ascended the throne in 1377 at the age of 10. His reign faced significant challenges, including the Peasants' Revolt in 1381. Richard II struggled with political factions, notably the rivalry with the Lords Appellant. His rule experienced a shift towards autocracy, and he established a more centralized monarchy. The deposition in 1399 marked the end of his reign, resulting in a troubled legacy and eventual death in custody in 1400.
Continue ReadingCompeted in middle-distance running events, participating in the 1952 Helsinki Olympics. Achieved notable success in Soviet athletics during the 1940s and 1950s. Established personal bests in various distances, contributing to the development of track and field in Russia.
Continue ReadingAn American actor, comedian, and producer achieved prominence in the mid-20th century. Starred in the television series 'Make Room for Daddy', which ran from 1953 to 1964. Founded St. Jude Children's Research Hospital in 1962, dedicated to treating pediatric catastrophic diseases. Engaged in various philanthropic efforts throughout life, focusing on children's health and welfare.
Continue ReadingAn English actor, producer, and screenwriter primarily recognized for comedic performances in television and film. Gained widespread popularity with the television series 'Mr. Bean', which showcased a largely silent character and slapstick humor. Also starred in the sitcom 'Blackadder', which featured historical parodies across different eras. Worked on films such as 'Johnny English', portraying a hapless secret agent. Established a distinctive style characterized by physical comedy and minimal dialogue.
Continue Reading