Potential Vision Testers (Retinal Acuity)

1.  RAM Solo

• Chart: Single  
    Letters, Numbers, Landdolt C, Tumbling E, or Custom (additions setup charge for custom)

• Brightness: not adjustable

• Option of exchangeable charts

2.  RAM Prime

• Chart: Single  
    Letters, Numbers, Landdolt C, Tumbling E, or Custom (additions setup charge for custom)

•    Brightness: Adjustable

3.  RAM Prime XL

• Chart: Single or Multiple  
    Letters, Numbers, Landdolt C, Tumbling E, or Custom (additions setup charge for custom)

• Brightness: Adjustable

• Self-adjustable brightness

3.  DiagnosticGame App

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Link to  instruction manuals

Current Vision Testers

1.  ETDRS, Portable

   Charts: Multiple Letters
   Brightness: Adjustable

2.  RAM Prime XL with Special Current Vision Chart for 85 cd/m2

4. DiagnosticGame App