Abstract
Ideally target dimensions should be specified in terms of the solid angle subtended at the center of the entrance pupil of the eye and measured in steradians. Practically, this is not done, nor do we recommend such designation as essential at this time.
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Notes
The use of equivalence is only valid for targets which approximate round shapes.
That which follows assumes that LB is greater than zero.
|x| symbol denotes absolute value, i.e., a value without sign.
It should be recognized that CIE coordinates as specified for central vision may not be valid for peripheral field test points.
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© 1979 Dr. W. Junk bv Publishers
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Concilium Ophthalmologicum Universale. (1979). Target Specification (non-photometric). In: Perimetric Standards and Perimetric Glossary. Springer, Dordrecht. https://doi.org/10.1007/978-94-009-9639-7_8
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DOI: https://doi.org/10.1007/978-94-009-9639-7_8
Publisher Name: Springer, Dordrecht
Print ISBN: 978-94-009-9641-0
Online ISBN: 978-94-009-9639-7
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