G02B 15/08
Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part by changing the rear part
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Edits on 16 Mar, 2022
Golden AI
Edits on 5 Mar, 2022
Golden AI
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Description (+192 characters)
G02B 15/08
Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective by changing a part by changing the rear part
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Classification Type
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