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单词 holophotal
释义

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holoˈphotal
holoˈphotal adj. of the nature of or belonging to a holophote; reflecting or refracting all, or nearly all, the light.
ΘΚΠ
the world > matter > light > reflection > [adjective] > relating to or of the nature of types of reflect
holophotal1850
specular1863
the world > physical sensation > sight and vision > optical instruments > instruments to refract, etc., light > [adjective] > holophote
holophotal1850
1850 T. Stevenson in Trans. Scott. Soc. Arts IV. 5 Such a light I have called the ‘holophotal’, or light of maximum intensity.
1851 Rep. Juries Great Exhib. 531 An arrangement of apparatus has been suggested by Mr. Thomas Stevenson..He has..termed it a holophotal system.
1874 F. G. D. Bedford Sailor's Pocket Bk. v. 104 The power of a reflector is much increased by what is termed the holophotal arrangement, where an annular lens is placed in front of the frame, while all the back rays of light, which are otherwise lost, are thrown back into the flame by a hemispherical mirror.
extracted from holophoten.
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