The latter is in all probability a re-transcription from Cyrillic of the traditional German-Jewish "Glückmann" meaning "lucky man".
Kingslake studied optical design at the Imperial College of Science and Technology, under the eminent optical designer and theoretician Alexander Eugen Conrady, earning a master's degree, subsequently marrying Professor Conrady's eldest daughter, Hilda Conrady Kingslake, herself a prominent English-American researcher in the field of optics.
In 1937, Kingslake became the head of Optical Design department of Eastman Kodak while continuing his teaching at the university.
Since 1974, SPIE has awarded the Rudolf Kingslake Medal to recognize the most noteworthy original paper published in the society's journal, Optical Engineering.
[4] Rudolf Kingslake died on February 28, 2003, in Rochester, NY, at age 99, two weeks after the death of his wife, Hilda.