The effect of target orientation on the visual acuity and the spatial frequency response of the locust eye

被引:13
|
作者
Catton, WT [1 ]
机构
[1] Univ Newcastle Upon Tyne, Dept Zool, Newcastle Upon Tyne NE1 7RU, Tyne & Wear, England
关键词
visual; response; locust eye;
D O I
10.1016/S0022-1910(98)00117-6
中图分类号
Q96 [昆虫学];
学科分类号
摘要
The eye of the locust was shown to distinguish between vertical and horizontal alignments of narrow slit targets, and responded more strongly with horizontal alignments. In all cases the response increased as slit width decreased, to a limit of about 0.1 degrees. Similarly the eye responded more strongly to gratings in horizontal alignment, with a peak in response close to a spatial frequency of 3 cyc/deg. These results are discussed and comparisons are made with previous findings on insect and other eyes. (C) 1999 Published by Elsevier Science Ltd. All rights reserved.
引用
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页码:191 / 200
页数:10
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