Features Include:

• New refined appearance with convenience-oriented design ensures operational ease.
  
• Troublesome lamp replacement is eliminated by an LED light source.
  
• The auto power-off function maximizes battery life even when the OFF-switch is forgotten. The batteries run for more than 200 hours continuously, and the power-off time is adjustable (2-6 min.)
  
• Can be clamped at an angle with from 45°~90° allowing measurement while in a comfortable possition.
• Can be tilted to a full 90° for easy measurement of contact lenses.
• When and AC adapter is connected, the battery supply circuit is automatically closed to save battery life.