Direct Ophthalmoscope

Complete instrument includes our 3.5V Coax Plus Ophthalmoscope head and USB rechargeable Li-ion battery handle in a zippered padded nylon case.

Coax Plus Ophthalmoscope Head features:

High-performance aspherical condenser lens reduces corneal reflection
Further reduction provided by utilizing distinct parallel observational and illuminating light beams (Gullstrand’s Equation)
Ergonomic design and integral thumb rest improves stability and allows one-finger control of all functions
Synthetic rubber brow rest facilitates use with practitioner eyeglasses
Dust proof
Magnified, illuminated aperture viewing window
Universal bayonet mount for compatibility with other brands of 3.5V power supply handles
Anti-theft locking feature is standard
Choose xenon or high-performance AdLED illumination
89 viewing lenses from -44 to +45 in single step
28 aperture/filter combinations for improved diagnostic capability
Secondary focusing wheel with zero retention for quick correction of ametropias, provides virtually unlimited fine focus or fast focus in lieu of the 89 viewing lenses
The addition of a Karo (grid) aperture that allows for easier transfer of observations to standard Karo (graph) paper

6 apertures include:

Slit – used to help determine levels of tumors and lesions
Fixation – has graduated crosshairs for measuring eccentric fixation or locating lesions
Large – standard aperture for a dilated pupil and general examination of the eye
Small – provides excellent view of fundus through an undilated pupil
Micro spot – allows quick entry into small, undilated pupils
Half moon – provides a combination of depth perception and field of view