Ophthalmology involves the treatment of the eye and vision disorders. An ophthalmologist is a physician who diagnoses and treats eye disorders and diseases, and sometimes performs eye surgery. Ophthalmology is more than just vision care. This specialist is trained to medically or surgically treat all ocular and vision problems, including disorders of the eyelids and visual pathways. The ophthalmologist also provides comprehensive vision exams and prescribes glasses and contact lenses.

Doctor density varies by specialty and location. California has 2,715 practicing ophthalmologists. Broken out by city, ophthalmology doctor density in Anaheim is 40, in Apple Valley is 7, in Arcadia is 14, in Arroyo Grande is 10, in Auburn is 7, in Bakersfield is 31, in Berkeley is 8, in Beverly Hills is 78, in Burbank is 18, in Burlingame is 10, in Camarillo is 13, in Carlsbad is 3, in Citrus Heights is 5, in Colton is 24, in Concord is 12, in Coronado is 7, in Daly City is 28, in Downey is 18, in El Cajon is 13, in El Centro is 7, in Encinitas is 19, in Escondido is 21, in Fountain Valley is 14, in Fremont is 31, in Fresno is 53, in Fullerton is 27, in Garden Grove is 16, in Gardena is 6, in Glendale is 47, in Glendora is 9, in Hayward is 19, in Huntington Beach is 20, in Inglewood is 13, in Irvine is 62, in La Mesa is 13, in Laguna Hills is 33, in Lancaster is 17, in Loma Linda is 53, in Long Beach is 64, in Los Alamitos is 15, in Los Altos is 8, in Los Angeles is 409, in Los Gatos is 16, in Marysville is 6, in Menlo Park is 12, in Mission Viejo is 16, in Modesto is 31, in Montebello is 15, in Monterey is 16, in Monterey Park is 16, in Mountain View is 28, in National City is 6, in Newport Beach is 50, in Oakland is 61, in Oceanside is 19, in Orange is 69, in Oxnard is 27, in Palm Desert is 7, in Palm Springs is 28, in Palo Alto is 68, in Pasadena is 54, in Petaluma is 5, in Pleasanton is 12, in Pomona is 16, in Poway is 10, in Rancho Mirage is 16, in Redlands is 7, in Redondo Beach is 7, in Riverside is 42, in Roseville is 17, in Sacramento is 125, in San Clemente is 10, in San Diego is 172, in San Francisco is 206, in San Jose is 87, in San Leandro is 7, in San Luis Obispo is 22, in San Mateo is 27, in San Rafael is 19, in San Ramon is 14, in Santa Ana is 33, in Santa Barbara is 29, in Santa Clara is 28, in Santa Cruz is 20, in Santa Maria is 21, in Santa Monica is 40, in Santa Rosa is 38, in Simi Valley is 9, in Stockton is 39, in Sunnyvale is 10, in Temecula is 17, in Thousand Oaks is 10, in Torrance is 56, in Upland is 19, in Vacaville is 14, in Victorville is 18, in Vista is 11, in Walnut Creek is 56, in Westlake Village is 15, and in Whittier is 8.

California’s population is 36,142,137, and it is America’s third largest and most populous state. It also claims the highest and lowest altitudes in the lower 48 states. The lowest point in the country, Death Valley, is also home to the nation’s highest recorded temperature, 134 degrees. Tourists flock to this state for its many outdoor activities and attractions, including Universal Studios, Disneyland, Rodeo Drive shopping, the Golden Gate Bridge in San Francisco, wine country tours, and California’s numerous beaches and parks. Los Angeles is the nation’s second largest city, but California’s capital is Sacramento. The giant sequoias in California’s forests are among the oldest living things in the world, and a redwood in the Redwood National Park is said to be the world’s tallest tree, at 365 feet. California achieved statehood in 1850, and was named the Golden State after the beginning of the Gold Rush in 1848.

According to 2005 Census estimates, California has a population of 36,132,147. Of this population, 9,308,563 are under the age of 18 and 3,827,038 are at or above the age of 65.