Jove
Visualize
联系我们

相关概念视频

Focusing of Light in the Eye01:16

Focusing of Light in the Eye

5.4K
Light rays enter the eye through the cornea, a transparent dome-shaped tissue that is the eye's outermost layer. The cornea bends or refracts, light rays traveling to the pupil. The shape of the cornea determines how much of the light is bent and whether the image will be focused correctly on the retina at the back of the eye. Once the light has passed through both refraction layers, it converges into a single focal point onto a small area. This is where photoreceptors start transforming...
5.4K

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Comprehensive quantitative analysis of structural and vascular alterations in retinal and choroidal layers in patients treated with hydroxychloroquine.

Photodiagnosis and photodynamic therapy·2026
Same author

Assessment of choroidal vascularity and thickness after corneal crosslinking treatment in keratoconus.

BMC ophthalmology·2026
Same author

Meibomian gland changes and influencing factors following cataract surgery.

International ophthalmology·2025
Same author

Static and dynamic pupillary changes reflect autonomic effects of acute sleep deprivation in healthy adults.

Sleep medicine·2025
Same author

Impact of external dacryocystorhinostomy on corneal aberrations and optical quality in primary acquired nasolacrimal duct obstruction.

International ophthalmology·2025
Same author

Impact of malnutrition on pupillary responses in pediatric population.

European journal of ophthalmology·2025
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关实验视频

Updated: Jan 17, 2026

Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter
05:14

Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter

Published on: September 16, 2025

574

高折射率误差如何影响定量瞳孔测量值?

Dilara Özkoyuncu Kocabas1, Fuat Yavrum2

  • 1Department of Ophthalmology, TOBB Economics and Technology University Faculty of Medicine, Ankara, Turkey.

Indian journal of ophthalmology
|September 25, 2025
PubMed
概括

与高近视和视眼相比,高超视眼显示出明显的静态瞳孔反应. 然而,瞳孔膨胀速度仍然不受高折射误差的影响.

科学领域:

  • 眼科医生 眼科 眼科
  • 生理学光学是指生理学光学.
  • 折射误差研究 折射误差研究

背景情况:

  • 瞳孔大小受到折射误差的影响.
  • 了解学生的反应可以帮助区分折射条件.
  • 高度的折射误差,包括近视和远视,可能会改变眼睛的特征.

研究的目的:

  • 调查静态和动态的学生反应.
  • 为了区分具有高折射误差的眼睛和对照的眼睛.
  • 为了评估瞳孔直径和扩张速度在高近视和高超视.

主要方法:

  • 评估了36名高近视,26名高超视和38名对照参与者.
  • 测量了周期性球体等效折射率 (SER) 和轴长 (AL).
  • 评估了在斯科托普,美索普和光索普条件下的静态瞳孔测量和扩张速度的动态瞳孔测量.

主要成果:

  • 高近视的眼睛比高近视的眼睛和对照眼睛更小的scotopic和 mesopic瞳孔直径.
  • 光视瞳孔直径在高超视群中明显较低.
  • 高近视和对照之间的静态瞳孔测量没有显著差异;扩张速度在不同组之间没有显著差异.
关键词:
动态瞳孔测量 动态瞳孔测量高水平的高视障.高近视的高近视是一个问题.瞳孔扩张的速度.静态的瞳孔测量方法

更多相关视频

Subjective Refraction Test Using a Smartphone for Vision Screening
05:36

Subjective Refraction Test Using a Smartphone for Vision Screening

Published on: October 18, 2024

1.7K
Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients
07:06

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients

Published on: March 29, 2022

3.2K

相关实验视频

Last Updated: Jan 17, 2026

Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter
05:14

Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter

Published on: September 16, 2025

574
Subjective Refraction Test Using a Smartphone for Vision Screening
05:36

Subjective Refraction Test Using a Smartphone for Vision Screening

Published on: October 18, 2024

1.7K
Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients
07:06

Binocular Dynamic Visual Acuity in Eyeglass-Corrected Myopic Patients

Published on: March 29, 2022

3.2K

结论:

  • 静态瞳孔的反应在高近视眼和高近视眼和低近视眼相比,在高高超视眼中显著不同.
  • 高度的折射误差不会显著影响瞳孔膨胀的速度.
  • 学生反应分析可以提供关于折射误差特征的见解.