Lea Hyv rinen, MD, Ph.D., has created numerous vision assessment and screening products since designing her LEA SYMBOLS^® (apple, house, circle, square) in 1976. Over time, individualized eye chart variations using LEA SYMBOLS^® were created for various vision screening programs. Dr. Hyv rinen has a list of core products that she designed or prefers to use in her work. Not sure which assessment or screening test you want from Dr. Hyv rinen's core products You now have the opportunity to purchase 15 of the 48 core products Dr. Hyv rinen designed or uses in her practice in 1 convenient starter toolkit. You can use the 15 items in the LEA VISION TEST SYSTEM^® Starter Kit for Assessment & Screening to screen or test the following:

• Visual acuity
• Contrast sensitivity
• Cognitive Vision,

The LEA Core Tests Starter Toolkit for Assessment & Screening contains the following items including Dr. Hyv rinen's USB: WHAT and HOW Does This Child See

Note: Not all products are shown in the photo.

LEA SYMBOLS^®: The Gold Standard

This starter toolkit includes the following: