Keeler Direct Ophthalmoscope - Model: 3.6 V With Mini Charger

Features:

• The Keeler Professional Ophthalmoscope has been designed to ensure ultimate control. Lenses, Graticules and Filters can all be introduced at the touch of a fingertip. No need to pull away from the patient, the Professional Ophthalmoscope makes routine examination far easier.
  
• LED or Xenon Illumination:The Professional uses Xenon illumination for a brighter and whiter long lasting light, Giving more power , fewer bulb changes for purchase replacements or charge the battery as often.
  
• Positive Action Maywheel And Comprehensive Lens Range:The positive action, easy access, maywheel not only allows to dial up the required lens quickly, but also gives total control of where one is in the lens range making each exam quicker and easier
  
• Lens Wheel :The lens wheel is rotated to select the required lens. Lens powers
  are displayed in the viewing window as follows:
  Black = (+) power lenses.
  Red = (-) power lenses.
  
• Auxiliary Lens Wheel :A quick step Swings in +/- 20 in one Dioptre step * helps
  speed up diagnosis *Professional only.
  
• Lens Ranges : +29D to –30D in single Dioptre steps Ensures easy examination of
  all ocular structures and covers a wide range of patient/user
  prescriptions
  
• Graticule Control : The graticule control is used to select the required beam for
  examination. The choice of graticules is as follows.
  
• Wide Angle: Illuminates the largest area of fundus for the best possible general
  diagnosis through a dilated pupil.
• Intermediate: Permits easier access through an undilated pupil in peripheral
  examination. Particularly useful in paediatric examination.
• Macular: Designed specifically for viewing the macular area of the fundus.
  Reduces pupillary reaction and improves patient comfort.
  
• Slit: Used primarily to determine retinal elevations and depressions but may
  also be used to assess anterior chamber depth.
  
• Fixation Cross: Projects a graticule on to the retina for assessment of the degree
  and direction of eccentric fixation. This is particularly useful
  when examining children.
• Glaucoma: Projects a graticule onto the retina to assess the optic disc/cup
  ratio as an aid to glaucoma diagnosis and monitoring.
  The Graticule Range for Professional Ophthalmoscope is as follows 
• Filter Control: The filter control is used to select the required filter
  
• Filter Applications Red Free (Green filter): Is used to examine the blood vessels in fine detail. The green filter blocks red rays showing blood vessels as black against a dark green background. This filter is particularly useful for diabetic retinopathy and can be used in conjunction with any of the 6 diagnostic beams.
  
• Brow Rest: The integral soft brow rest allows for easy positioning and protects
  your lenses if one is a spectacle wearer.
  
• Battery Type: Lithium-Ion