What does an eyesight with an sph of 0.25, cyl of 0.25 and a 170 axis mean? Are glasses needed, and how strong is the lens? - Quora
What does an eyesight with an sph of 0.25, cyl of 0.25 and a 170 axis mean? Are glasses needed, and how strong is the lens? - Quora
![I bought lenes of -2.5 but my glasses of -2.25 I have checked my power its -2.5 should I need to change my glasses or its okay? - Quora I bought lenes of -2.5 but my glasses of -2.25 I have checked my power its -2.5 should I need to change my glasses or its okay? - Quora](https://qph.cf2.quoracdn.net/main-thumb-131477796-200-jbnoefaworcnimrpxihnzkahxcgjhhpu.jpeg)
I bought lenes of -2.5 but my glasses of -2.25 I have checked my power its -2.5 should I need to change my glasses or its okay? - Quora
What does an eyesight with an sph of 0.25, cyl of 0.25 and a 170 axis mean? Are glasses needed, and how strong is the lens? - Quora
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