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Snellen chart. Purpose. Snellen chart is used to estimate visual acuity (last three rows are 20/15, 20/13 and 20/10) A Snellen chart is an eye chart that can be used to measure visual acuity. Snellen charts are named after the Dutch ophthalmologist Herman Snellen who developed the chart in 1862 as a measurement tool for the acuity formula ...
Landolt C. Lea test. logMAR chart. An eye chart is a chart used to measure visual acuity comprising lines of optotypes in ranges of sizes. Optotypes are the letters or symbols shown on an eye chart. [ 1] Eye charts are often used by health care professionals, such as optometrists, physicians and nurses, to screen persons for vision impairment.
The Philippines has 7,641 islands comprising the Philippine archipelago. [2] The zone's coordinates are between 116° 40', and 126° 34' E longitude and 4° 40' and 21° 10' N latitude . It is bordered by the Philippine Sea [ 3 ] to the east and north, the South China Sea [ 4 ] to the west, and the Celebes Sea [ 5 ] to the south.
This category has the following 25 subcategories, out of 25 total. Landforms of the Philippines by island group (3 C) Landforms of the Philippines by province (82 C) Landforms of the Philippines by region (18 C)
The Philippine Area of Responsibility ( PAR) is an area in the Northwestern Pacific where PAGASA, the Philippines ' national meteorological agency, monitors weather occurrences. Significant weather disturbances, specifically tropical cyclones that enter or develop in the PAR, are given Philippine-specific names .
Name Language Type Area reporting covers ABS-CBN News: English/Filipino: Daily: National Bulatlat [5] English: Daily: National Cebu Daily News (CDN Digital) English: Daily: Regional Davao Today: English: Daily: Regional GMA News Online: English/Filipino: Daily: National I Love Tacloban: Waray: Daily: National Interaksyon [6] English: Daily ...
Eye Care Foundation ( ECF) is an international charity organisation active in over 20 countries in Asia, [ 4] Africa [ 5][ 6] and Latin-America. [ 7] ECF was founded when Eyecare Worldwide and Mekong Eye Doctors joined forces in 2008. [ 8] The two organizations shared the same objectives and working together as the current foundation has proved ...
Hospital of the Infant Jesus – Laong Laan Street, Sampaloc. Jose R. Reyes Memorial Medical Center – San Lazaro Compound, Rizal Avenue, Santa Cruz. Justice Jose Abad Santos General Hospital – Numancia St. Binondo Manila. Manila Doctors Hospital – 667 United Nations Avenue, Ermita. Maria Clara Health Center and Lying–in Clinic – Maria ...