Physics, asked by kowshik389, 10 months ago

Why should we use canadabalsam to glued lenses​

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Answered by samalsunil
1

Answer:

hope it will help you. can you mark as brianliest

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Answered by ammu9398
1

Answer:

due to its high potics quantity and the similarity of itsrefractive index to that of crownglass(n=1.55)purified and filtered canadabalasam was traditionally used in optics as an invisible when dry glue for glass such as lens element

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