Example sentences of "invisible [prep] [art] [adj] eye " in BNC.

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1 Where photographs can show things invisible to the unaided eye , they are extremely valuable ; and in the second half of the nineteenth century the camera , a gift of science to society , could be a useful scientific instrument .
2 The we-group of the Chewong , however , extends into the domains of non-human beings , that is , it includes all those things in the environment such as trees , stones , rivers , mountains , which are supposed to have consciousness — and thus in Chewong parlance are ‘ people ’ ( beri ) , as well as the large number of beings who are said to exist , but who are invisible to the ordinary eye .
3 Although infra-red light is invisible to the human eye , it can be detected by special photographic film ; in general , the amount of infra-red light reflected from a plant depends on its ripeness , so that infra-red photographs can produce good-contrast images of crop marks that may be hardly visible on ordinary photographic film or to the eye .
4 Sniperscopes rely on infra-red radiation , invisible to the human eye , to detect the enemy .
5 We 'd been prepared to buy houses with flaws invisible to the naked eye , but now we 'd fallen for one with all its flaws only too obviously visible .
6 And yet another 10 per cent of stars are white dwarfs , dim stars the size of Earth and all invisible to the naked eye .
7 There was one girl in particular who interested Harriet , a small girl with hair cut gamin short , whose face was so expressive that it seemed to reflect every one of the emotions that they were all feeling , these midinettes who had basted hemlines and stitched hooks and eyes into place , positioned trimmings and sewed them into place with such tiny stitches that they were all but invisible to the naked eye .
8 Many of these parasites are invisible to the naked eye .
9 Through his telescope Galileo observed more things in the heavens than had ever been dreamed of : moons of Jupiter and myriads of stars invisible to the naked eye .
10 The wall opposite the door , constructed of rows of teak slats , contained two seamless sliding doors , invisible to the naked eye , which could only be activated by miniature sonic transmitters .
11 He saw that there were many stars invisible to the naked eye .
12 Protozoans are effectively invisible to the naked eye , and flukes nearly so , but other external parasites are all too-readily seen .
13 Very simple geometrical forms exist in nature out there but most of them are ordinarily invisible to the naked eye .
14 My cycling was so fast , it seemed , that I was almost invisible to the naked eye .
15 If you take a time exposure of the stars with a static camera you just get streaks , because of the Earth 's movement , and I should make the device follow the stars at the correct speed , you can get an awful lot of stars that 's completely invisible to the naked eye .
16 It LOOKS like an ordinary card , but has differences that are invisible to the naked eye .
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