Home > Pins >

Snellen Ophthalmology Chart Pin
Snellen Ophthalmology Chart Pin


 
Price: $9.99

Stock Status: In Stock

Availability:: Usually Ships in 24 to 48 Hours
Product Code: 21243
Qty:

  
Description
 
  • The Snellen visual acuity chart was developed in 1862 by ophthalmologist Herman Snellen. Snellen defined the “standard vision” as the ability to recognize the letters of the 20 line optotypes at a distance of 20 feet, hence the term "20/20"
  • This hard enamel pin is cast from black nickel and filled with colored enamel.
  • Size - approximately 1.5 inches tall.
  • Pin discounts are for total pins purchased - so mix and match your favorites!
  • Pin created by Rad Girl Creations.