To whom inventions may concern
21st. Century Evolution Of Indirect Ophthalmoscopy
Comparative economical and functional study between The Invented Indirect Ophthalmoscope and others already present marketable ones

Patented

Item
The Invented one
Other already used
Efficiency
More
Less
Image visualized through the system
A Real Erect Image is examined
Inverted image of the retinal of the patients is examined
Price
1/50 the price of the cheapest model present in the market
unbeivable very expensive
Optical system used
One fixed optical medium is used
Complicated mobile multi-systems are used
Maintenance account needed
neglictable
expensive
Weight
around 250 grams with the headband and batteries included
around 1500 grams without the
                 transformer
Application
applicable to all indirect ophthalmoscopes
limited to a specific model
Illumination system used
Non specific and very cheap
Specific very expensive & limited to 
a specific model and cannot be used for any other models

Patent Issued No. & Dates
19546, 31/8/95

 


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