Tools
Correction of astigmatism
- Title
- Correction of astigmatism.
- Format
- Book
- Published
- [Southbridge, Mass.] : American Optical Co., c1938.
- Description
- 15 p. : ill. ; 28 cm.
- Other contributors
- American Optical Company. Bureau of Visual Science.
- Series
- Publication of the Bureau of Visual Science ; VS-13
- Subject headings
- Astigmatism Eye--Refractive errors