Optics of the Spectacle LensLaajuus (5 cr)

Objective

Students are able to:
describe a human eye as an optical system by drawing and calculations
calculate power effect in different vertex distance
describe the prismatic effects of lenses and calculate the prismatic effect
describe the elimination of unwanted prism effect and describe a basic method for prism correction
calculate and describe the magnification effect of spectacles and design solutions in the case of aniseiconic cases.

Content

Eye models an sphero-cylidrical lenses
Lens prismatic effect
Optics of the eye
Spectacle lenses; aspherical and atoric lenses, change in vertex distance and spectacle magnifications

Qualifications

No previous requirements

Assessment criteria, satisfactory (1)

Assessment: 0-5
For evaluation criteria, see the attachment.
Assessment criteria for beginners are applied.

Assessment criteria, good (3)

Assessment: 0-5
For evaluation criteria, see the attachment.
Assessment criteria for beginners are applied.

Assessment criteria, excellent (5)

Assessment: 0-5
For evaluation criteria, see the attachment.
Assessment criteria for beginners are applied.

Assessment criteria, approved/failed

Assessment: 0-5
For evaluation criteria, see the attachment.
Assessment criteria for beginners are applied.