I have been using Diopsys' services for the past f...

I have been using Diopsys' services for the past few months and I am impressed with the level of professionalism and expertise they provide. The testing equipment they use is state-of-the-art and the results are accurate. The staff is friendly and always willing to address any concerns I have. Overall, I have had a positive experience with Diopsys and would recommend them to others.