Books by Kenneth W Welsh

8 books found

Survey of cockpit visual problems of senior pilots

Survey of cockpit visual problems of senior pilots

19761 ed.
Readability of alphanumeric characters having various contrast levels as a function of age and illumination mode

Readability of alphanumeric characters having various contrast levels as a function of age and illumination mode

19771 ed.
Refractive error characteristics of early and advanced presbyopic individuals

Refractive error characteristics of early and advanced presbyopic individuals

19771 ed.
Visual performance assessment through clear and sunscreen-treated windows

Visual performance assessment through clear and sunscreen-treated windows

19781 ed.
Readability of alphanumeric characters having various contrast levels as a function of age and illumination mode

Readability of alphanumeric characters having various contrast levels as a function of age and illumination mode

19771 ed.
Aeromedical implications of the x-chrom lens for improving color vision deficiencies

Aeromedical implications of the x-chrom lens for improving color vision deficiencies

19781 ed.
Conspicuity assessment of selected propellar and tail rotor paint schemes

Conspicuity assessment of selected propellar and tail rotor paint schemes

19781 ed.
Intermediate visual acuity of presbyopic individuals with and without distance and bifocal lens corrections

Intermediate visual acuity of presbyopic individuals with and without distance and bifocal lens corrections

19771 ed.