ALPERN, M <br/><br/>
Variability of accommodation during steady fixation at various levels of illuminance.  [electronic resource] 

 -  Journal of the Optical Society of America  Mar 1958 
 - 193-7 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0030-3941 
<br/><br/><label>Standard No.: </label>10.1364/josa.48.000193  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Accommodation, Ocular<br/>Eye<br/>Head<br/>Humans<br/>Vision, Ocular