- Provides 2.8X brightness over standard retinoscopes
- Crossed linear polarizing filter eliminates bothersome glare from trial lenses, helping you perform a more precise exam
- External focusing sleeve improves comfort and maneuverability
- Sealed optics keep the lenses cleaner for more effective exams
- Helps detect astigmatism, myopia, and hyperopia rapidly
- Provides more information in a shorter period of time
- Excellent judge of hard and soft contact fit
- Fits all Welch Allyn 3.5 V power sources
- Power handle not included
