| Camera Maker | Canon | Camera Model | Canon EOS-1Ds Mark III |
| Aperture | f/4 | Exposure Value | 0 EV |
| Exposure Program | Manual | Exposure Time | 1/200 sec |
| Flash | No Flash | Focal Length | 42 mm |
| ISO | 100 | Metering Mode | Pattern |
| Date/Time | 2011:10:18 10:49:34 | Resolution Unit | Inch |
| X Resolution | 240 dots per ResolutionUnit | Y Resolution | 240 dots per ResolutionUnit |
| Compression | Jpeg Compression | Exposure Mode | 1 |
| Subject Distance | 1.89 | Keywords | Wills Eye Institute historic marker eye care attraction destination display education information landmark marker optometry research sign tourist Philadelphia attractive educating historical marker Historical Site Historical Sites info medical ophthalmology Philadelphia County Place of Interest Places of Interest road side Road sign Roadside signage study tour tourism tourist attraction Tourist Destination Tourist Destinations travel Travel Destination Travel Destinations vision Pennsylvania appealing eye cares no people researching sightseeing text United States attract healthcare history nobody sightsee studying word daytime destinations displays historic markers Jason O. Watson / historical-markers.org landmarks markers signs tourists United States of America appeal color image educate historic outdoor vertical day historical markers ophthalmologist road sides tourist attractions tours colour image historical outside day time PA day-time US words color images daylight outdoors USA verticals colour images natural light outsides U.S. U.S.A. historic site sign with text |
| Caption | WILLS EYE INSTITUTE In operation since 1834, Wills was the first US medical facility dedicated to the treatment of eyes and first to train residents in ophthalmology. Committed to patient care, research, and education, Wills is known worldwide for its surgical and medical innovations in eye care. Pennsylvania Historical and Museum Commission, 2009 |