1.

Ok aapki khushi m meri ​

Answer»

Answer:

ʜᴇʟʟᴏ

Step-by-step EXPLANATION:

Six LENS Types are SHOWN below.

Plano Convex.

Plano Concave.

Bi-Convex.

Bi-Concave.

Positive Meniscus.

Negative Meniscus.



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