G - Physics – 02 – B
Inventor
G - Physics
02
B
Inventor
Country: United Kingdom
An optical apparatus and method
Improvements in or relating to variable focus lenses
Improvements in variable focus optical devices
Moulding lenses
Variable focus lens and spectacles
An optical apparatus and method
Improvements in or relating to variable focus lenses
Improvements in variable focus optical devices
Moulding lenses
Variable focus lens and spectacles
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