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Vision, Volume 4, Issue 2

2020 June - 12 articles

Cover Story: Bishop Berkeley suggested that the distance of an object can be estimated if the object’s size is familiar. Some scholars have claimed that humans can perceive the distance of an object by using such “familiarity” information, but most of their experiments were not designed to minimize, or eliminate, several confounding factors. In our study, these factors were addressed and no familiarity effect was observed. The importance of familiarity in the perception of depth needs to be reconsidered. View this paper
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Articles (12)

  • Article
  • Open Access
3 Citations
7,395 Views
12 Pages

Effects of Oral Antihistamines on Tear Volume, Tear Stability, and Intraocular Pressure

  • Brian K. Foutch,
  • Kyle A. Sandberg,
  • Edward S. Bennett and
  • Leonard L. Naeger

20 June 2020

The goal of this study was to investigate the effects of two commonly used oral antihistamines—diphenhydramine and loratadine—on tear volume, tear breakup time, and intraocular pressure. Placebo, diphenhydramine, and loratadine were admin...

  • Case Report
  • Open Access
3 Citations
3,761 Views
10 Pages

Time Course in Ocular Blood Flow and Pulse Waveform in a Case of Ocular Ischemic Syndrome with Intraocular Pressure Fluctuation

  • Ryo Yamazaki,
  • Ryuya Hashimoto,
  • Hidetaka Masahara,
  • Masashi Sakamoto and
  • Takatoshi Maeno

10 June 2020

We report on a 70-year-old Japanese man with complaints of worsening left visual acuity who was diagnosed with ocular ischemic syndrome (OIS) associated with internal carotid artery (ICA) stenosis. A gonioscopy examination showed rubeosis iridis and...

  • Concept Paper
  • Open Access
20 Citations
6,257 Views
18 Pages

Perspective-Taking: In Search of a Theory

  • Geoff G. Cole,
  • Abbie C. Millett,
  • Steven Samuel and
  • Madeline J. Eacott

1 June 2020

Perspective-taking has been one of the central concerns of work on social attention and developmental psychology for the past 60 years. Despite its prominence, there is no formal description of what it means to represent another’s viewpoint. Th...

  • Article
  • Open Access
27 Citations
7,243 Views
16 Pages

26 May 2020

The early visual system is composed of spatial frequency-tuned channels that break an image into its individual frequency components. Therefore, researchers commonly filter images for spatial frequencies to arrive at conclusions about the differentia...

  • Article
  • Open Access
2 Citations
4,851 Views
15 Pages

No Advantage for Separating Overt and Covert Attention in Visual Search

  • W. Joseph MacInnes,
  • Ómar I. Jóhannesson,
  • Andrey Chetverikov and
  • Árni Kristjánsson

18 May 2020

We move our eyes roughly three times every second while searching complex scenes, but covert attention helps to guide where we allocate those overt fixations. Covert attention may be allocated reflexively or voluntarily, and speeds the rate of inform...

  • Article
  • Open Access
5 Citations
2,930 Views
8 Pages

Plasma Levels of Matrix Metalloprotease MMP-9 and Tissue Inhibitor TIMP-1 in Caucasian Patients with Polypoidal Choroidal Vasculopathy

  • Jakob Ø. Sørensen,
  • Yousif Subhi,
  • Christopher R. Molbech,
  • Marie Krogh Nielsen and
  • Torben L. Sørensen

15 May 2020

Background: Matrix metalloproteinase 9 (MMP-9) and tissue inhibitor of metalloproteinases 1 (TIMP-1) are regulating enzymes of the extracellular matrix. A systemic imbalance of MMP-9 and TIMP-1, thought to reflect an imbalance of the extracellular ma...

  • Article
  • Open Access
3 Citations
3,485 Views
13 Pages

Accident Vulnerability and Vision for Action: A Pilot Investigation

  • Anthony J. Lambert,
  • Tanvi Sharma and
  • Nathan Ryckman

13 May 2020

Many accidents, such as those involving collisions or trips, appear to involve failures of vision, but the association between accident risk and vision as conventionally assessed is weak or absent. We addressed this conundrum by embracing the distinc...

  • Article
  • Open Access
13 Citations
7,397 Views
33 Pages

Analyzing the gaze accuracy characteristics of an eye tracker is a critical task as its gaze data is frequently affected by non-ideal operating conditions in various consumer eye tracking applications. In previous research on pattern analysis of gaze...

  • Case Report
  • Open Access
1 Citations
4,159 Views
6 Pages

Purpose: To present a case of delayed onset scleromalacia and conjunctival bleb formation one year after conjunctival melanoma excision with intraoperative use of mitomycin-C (MMC) and double-freeze-thaw technique. Methods: Case report. Results: A 69...

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Vision - ISSN 2411-5150