Heine Type Direct Ophthalmoscope

Listing ID #271009

Ophthalmoscope is an instrument, used to examine the eye. Its use is crucial in determining the health of the retina and the vitreous humor.
2.5v ophthalmoscope unique aspherical optic system eliminates corneal and iris reflexes.
the illumination area of the retina remains fully visible even in case of small pupil (bright light).
This ophthalmoscope has 6 diaphragms with separately interlocking “green interferential filter.
it is recommended for small or expanded pupils.
suitable for slit or fluorescent ophthalmoscopy as well as for fixation test.”
specifications
optics : aspherical optical system
illumination : by 2.5v halogen bulb
field of view : pupil size dependent
aperture selections : big spot, small spot, red free, central net, slit, half spot
diopter selection : -0 + 1 + 2 + 3 + 4 + 5 + 6 + 8 + 10 + 12 + 16 + 20 -25
focus : adjustable focus ring
diameter of filter : 0.2mm - 0.4mm
diagnostic beams : 6
bulb power : 2.5v 1.6w
power supply : 1.5v x 2 (c type batteries)
battery handle : steel