Join ExamsbookAnswer : 3. "Flint glass"
Lens is made up of which glass5
Q: Lens is made up of which glass
- 1Ordinary glassfalse
- 2Pyrex glassfalse
- 3Flint glasstrue
- 4Cobalt glassfalse
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Answer : 3. "Flint glass"
Explanation :
Answer: C) Flint glass Explanation: