Welch Allyn 11772-BI, 3.5v Coaxial Ophthalmoscope With C-Cell Handle 5-days-direct It features a thumbscrew air-release

It features a thumbscrew air-release system and comes complete with a 5 year warranty

Automatically adjusts: Proper Cuff Pressure

High quality engineered design in chrome finish

easier entry into undilated pupils and a larger field of view compared to standard ophthalmoscopes

Small - provides excellent view of fundus through an undilated pupil

Welch Allyn 11772-BI, 3.5v Coaxial Ophthalmoscope With C-Cell Handle 5-days-direct It features a thumbscrew air-releaseWelch Allyn Coaxial Vision System facilitates ophthalmoscopy by enabling easier entry into the eye, a larger field of view and reduced glare compared to standard ophthalmoscopes. Product Features: The Halogen HPX lamp provides light output for true tissue colour and consistent, long lasting illumination The coaxial optics produce a shadow free spotlight, easier entry into undilated pupils and a larger field of view versus standard ophthalmoscopes