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 2,924 practicing ophthalmologists. Broken out by city, ophthalmology doctor density in Anaheim is 37, in Apple Valley is 10, in Arcadia is 18, in Arroyo Grande is 11, in Auburn is 8, in Bakersfield is 37, in Berkeley is 11, in Beverly Hills is 85, in Burbank is 15, in Burlingame is 11, in Camarillo is 15, in Carlsbad is 4, in Citrus Heights is 7, in Colton is 26, in Concord is 13, in Coronado is 7, in Daly City is 28, in Downey is 23, in El Cajon is 12, in El Centro is 11, in El Cerrito is 1, in Encinitas is 23, in Escondido is 18, in Fountain Valley is 15, in Fremont is 26, in Fresno is 58, in Fullerton is 23, in Garden Grove is 14, in Gardena is 7, in Glendale is 50, in Glendora is 7, in Hayward is 20, in Huntington Beach is 23, in Inglewood is 15, in Irvine is 58, in La Mesa is 13, in Laguna Hills is 38, in Lancaster is 12, in Loma Linda is 43, in Long Beach is 66, in Los Alamitos is 16, in Los Altos is 11, in Los Angeles is 394, in Los Gatos is 19, in Marysville is 6, in Menlo Park is 14, in Mission Viejo is 17, in Modesto is 36, in Montebello is 19, in Monterey is 20, in Monterey Park is 22, in Mountain View is 24, in National City is 4, in Newport Beach is 48, in Oakland is 63, in Oceanside is 18, in Orange is 79, in Oxnard is 23, in Palm Desert is 8, in Palm Springs is 23, in Palo Alto is 79, in Pasadena is 47, in Petaluma is 4, in Pleasanton is 8, in Pomona is 14, in Poway is 10, in Rancho Mirage is 11, in Redondo Beach is 7, in Riverside is 47, in Roseville is 21, in Sacramento is 132, in San Clemente is 13, in San Diego is 167, in San Francisco is 218, in San Jose is 89, in San Leandro is 7, in San Luis Obispo is 27, in San Mateo is 26, in San Rafael is 19, in San Ramon is 12, in Santa Ana is 43, in Santa Barbara is 36, in Santa Clara is 20, in Santa Cruz is 21, in Santa Maria is 25, in Santa Monica is 40, in Santa Rosa is 39, in Simi Valley is 8, in Stockton is 40, in Sunnyvale is 14, in Temecula is 19, in Thousand Oaks is 12, in Torrance is 54, in Upland is 21, in Vacaville is 14, in Victorville is 22, in Vista is 16, in Walnut Creek is 49, in Westlake Village is 15, and in Whittier is 12.

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.