What type of lens is magnifying glassvs convex

This service has an excellent reputation around town. The first service rep came a week early and I had to reschedule. It was kinda a big mess but when the service tech finally got here on the...

What type of lens is magnifying glassused for

Quick, professional, thorough, good communication, prompt arrival at agreed time, friendly tech., thoughtful, honest comparison of options.

They are not a good company to deal with unfortunately. I called and called and left one message after the other to no avail. When I finally got someone to go out to take a look at the work...

I have been a customer of Symbiont Service for 15-20 years and I must say they always seem to go above and beyond to be of assistance when I need them. It doesn't seem to make any difference...

Ricks team installed our new A/C-Heat Pump Digital system with WiFi Control and new filter system excellently, having been preceded by Mike King, Sales. When a manufacturing defect to a subsystem...