Binocular Indirect Ophthalmoscope

IO-α Halogen

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  • Fundus image can be observed stereoscopically even through a small pupil of 2 mm diameter.
  • Observation angle can be continuously changed.
  • Smooth single hand adjustment of mirrors allows the observation easily in any desired angle.
  • The halogen light provides suitable illumination for general observation.


  • Pupillary Distance : 54mm to 74mm
  • Lens Diopter : +1D
  • Filters : UV, Red-Free, Cobalt Blue
  • Illumination Area :19mm, 50mm, 80mm (at the distance of 50cm)
  • Illuminance : More than 500Lx
  • Light Source : Halogen Bulb L-51
  • Dimensions (Main Body): 164mm x 111.5mm x 58mm
  • Weight (Main Body) : 480g
  • Headband Adjustment Range : 53cm to 63cm (Depth is adjustable too)

Contents (in case of sets with Battery pack)

IO-a Halogen Main Body111
Battery Pack BP-Li111
Lithium Ion Rechargeable Battery 2400 RS111
AC Adapter111
Extension Cord111
Headband Hook111
Belt Hook111
Neck Strap111
Tying Ring111
Spare Light Bulb L-51--1
Teaching Mirror--1
Detachment Chart--1
Carrying Case-11

Contents (in case of sets with Transformer)

IO-a Halogen Main Body1111
Power Transfomer PSU-3T
with AC Adapter
(Table-top Model)
Power Transfomer PSU-3K
with AC Adapter
(Wall mounting Model)
Wall mouting Fitting Set1-11
Spare Bulb L-51-1-1
Teaching Mirror---1
Hanger C1-11
Detachment Chart---1
Carrying Case--11

Power Supply


Detailed Information

Independent Optical System