Harold Dennis Taylor

1862 – 1943

$"The secondary colour aberrations of the refracting telescope in relation to vision," and "Description of a perfectly achromatic refractor"$ "The secondary colour aberrations of the refracting telescope in relation to vision," and "Description of a perfectly achromatic refractor"
A system of applied optics
A System of Applied Optics: Being a Complete System of Formulæ of the Second ..
The adjustment and testing of telescope objectives