Human Eye Model - OS-8477A

OS8477A_inuse_MAIN.jpg

Overview

Explore the optics of normal vision and vision correction, including:

  • Normal vision
  • Near-sightedness
  • Far-sightedness
  • Astigmatism

Use the included plastic lenses to create images for normal vision, far-sightedness, near-sightedness and astigmatism. Additional lenses are placed in front of the eye to correct for vision problems.

Includes

  • Adjustable Focal Length Lens (OS-8494)
  • 12 Lenses
  • Retina Screen
  • Pupil Aperture
  • Foam Lens Holder
  • Human Eye Model Without Lens
  • Experiment Manual
  • Specifications

    Focal Lengths in Air of Plastic Lenses
    • +62 mm (+16d)
    • +120 mm (+8.3d)
    • +400 mm (+2.5d)
    • -1000 mm (-1.0d)
    • -128 mm (-7.8d) cylindrical
    • +307 mm (+3.26d) cylindrical
    • Dimensions: 15 cm x 17 cm x 10 cm high
    Corneal Lens Focal Length in Air
    • +140 mm (+7.1d)
    Dimensions
    • 15 cm x 17 cm x 10 cm high

    Buying Guide

    270482
    OS-8494
    Adjustable Focal Length Lens
    1
    Expand Your System
    Adjustable Focal Length Lens   OS-8494
    56124
    OS-8476
    Lens Replacement Set
    1
    Accessories
    Lens Replacement Set   OS-8476