Sir Howard Grubb was an optical designer from Dublin, Ireland.
10 Facts About Howard Grubb
2.
Howard Grubb was head of a family firm that made large optical telescopes, telescope drive controls, and other optical instruments.
3.
Howard Grubb is noted for his work to perfect the periscope and inventing the reflector sight.
4.
Howard Grubb was one of eight children of Thomas Grubb, founder of the Grubb Telescope Company, and his wife, Sarah.
5.
Howard Grubb began his studies in Trinity College Dublin in 1863, but did not complete his degree.
6.
Howard Grubb was elected Fellow of the Royal Society in 1883 and of the Royal Astronomical Society in 1870.
7.
Sir Howard Grubb was a longtime member of the Royal Dublin Society, serving as Honorary Secretary from 1889 to 1893, and as vice-president from 1893 to 1922.
8.
Howard Grubb was known for building accurate electrically driven clock drives for equatorial mounted telescopes.
9.
In 1887, Howard Grubb's firm built seven normal astrographs for the Carte du Ciel international photographic star catalogue project, 13-inch refracting telescopes all designed to produce uniform photographic plates.
10.
In 1900, Howard Grubb invented the reflector or "reflex" sight, a non-magnifying optical sight that uses a collimator to allow the viewer looking through the sight to see an illuminated image of a reticle or other pattern in front of them that stays in alignment with the device the sight is attached to.