ADC 5440 Diagnostix 3.5v Coaxial Ophthalmoscope Head

The 5440 Coaxial Ophthalmoscope Head utilizes an aspherical condenser lens to reduce corneal reflection. This ophthalmoscope features an ergonomic design and thumb rest for improved stability and one-finger control, and a magnified, illuminated viewing pane. It is dust-resistant.

• High performance aspherical condenser lens reduces corneal reflection
• Further reduction provided by utilizing distinct parallel observational and illuminating light beams (Gullstrand’s principal)
• 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 from Halogen/Xenon or advanced AdLED illumination
• 2 year warranty on instrument. Lifetime on AdLED lamp
• 29 viewing lenses from -35 to plus 40 (Plus 1-10, 12, 15, 20, 40 – Minus 1-10, 15, 20, 25, 30, 35)
• 24 aperture/filter combinations for improved versatility

6 apertures include:

• Slit – used to help determine levels of tumors and lesions
• Fixation - has graduated cross-hairs 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

3 filters (plus neutral) include:

• Red free- excludes red rays from examination field for easy identification of veins, arteries and nerve fibers
• Cobalt - used with fluorescent dye to view small lesions, abrasions and foreign objects on the cornea
• Polarizing – virtually eliminates corneal reflection