lens nucleus

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Related to lens nucleus: lens capsule
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Noun1.lens nucleus - the central structure of the lens that is surrounded by the cortex
anatomical structure, bodily structure, body structure, complex body part, structure - a particular complex anatomical part of a living thing; "he has good bone structure"
References in periodicals archive ?
Nuclear cataracts can produce a marked myopic shift in refraction, (21) due to an increase in the refractive index in the lens nucleus, and this shift must always be suspected and carefully investigated in a patient with nuclear cataract.
ECCE is the direct surgical extraction of the entire lens nucleus through an 11-millimeter incision in the eye and a 6-millimeter opening in the eye's inner lens capsule.
There remains a concern, however, that it may be unsuitable for some cataracts because of the advanced maturity and hardness of the lens nucleus.
4), but not to the diameter of the larval eye lens nucleus, which in Figure 3 was identified with a diameter of 50 [micro]m.