Bryn Mawr College monographs . bad lighting, namelv the subordinate and the employee, shoulconstitute a strong incentive for the development of this type oprotection to the eye as a provisional and immediate aid m solvinthe problem of bad lighting. For a fuller statement of results and a specification of the illunination and brightness measurements and brightness ratios thfshould be taken into account in considering the results of the testsee Transactions of the Illuminating Engineering Society, in- X, pp. 475-483. The Angle at Which the Light Falls on the obiect of these experiments
Bryn Mawr College monographs . bad lighting, namelv the subordinate and the employee, shoulconstitute a strong incentive for the development of this type oprotection to the eye as a provisional and immediate aid m solvinthe problem of bad lighting. For a fuller statement of results and a specification of the illunination and brightness measurements and brightness ratios thfshould be taken into account in considering the results of the testsee Transactions of the Illuminating Engineering Society, in- X, pp. 475-483. The Angle at Which the Light Falls on the obiect of these experiments was to find out whether tldifference in the angle at which the light falls on the work prduces an effect on the eye that can be detected by the test we haused for loss of efficiency. For the purpose of this )vestigation it was decided to make the general illumination of t Efficiency of Eye and Lighting. U room such as to cause the eye little loss of efficiency as the resultof a period of work; and to add to that at
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