VSP Optical Laboratory, operational since 1972 and located in Sacramento, Calif., offers a range of optical services to clients. Many of its staff has more than 20 years of service in the wholesale optical laboratory business. The laboratory also offers a vast selection of lenses to clients. It offers various tools and resources, such as solutions to progressive lensfitting problems, recommended minimum seg heights for progressive lenses and computerized lensfitting guides. The solutions to lens fitting problems are provided to first-time progressive lens patients who face problems, such as hazy and narrow reading area and vision distortion.