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WikiCards · Card list · Science cards · Snellen chart
Rare card · Science
Snellen chart, a Rare card
A Snellen chart is an eye chart that can be used to measure visual acuity.
- Rarity
- Rare
- Domain
- Science
- ATK
- 58
- DEF
- 30
- Power
- 88
- Wikipedia reads a year
- 260,000
Power 88 (ATK + DEF): stronger than 30 % of WikiCards cards.
Snellen chart quiz: 3 questions
Three questions on the Snellen chart card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
Many ______ and vision scientists now use an improved chart known as the LogMAR chart.
Answer
ophthalmologists. Many ophthalmologists and vision scientists now use an improved chart known as the LogMAR chart. From the Snellen chart article on Wikipedia.
In which decade?
Snellen charts are named after the Dutch ophthalmologist Herman Snellen who developed the chart in ____ as a measurement tool for the acuity formula developed by his professor Franciscus Cornelius Donders.
Answer
1860s. Snellen charts are named after the Dutch ophthalmologist Herman Snellen who developed the chart in 1862 as a measurement tool for the acuity formula developed by his professor Franciscus Cornelius Donders. From the Snellen chart article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Snellen chart. Snellen chart 58 · Coulomb 53 · Cateristis 49 · IMOCA 60 PRB 3 45 ATK in WikiCards.
In a duel, each round asks a question like these about the opposing card, with 15 seconds to answer.
The facts on the card
The card carries these facts from its Wikipedia article.
- Snellen charts are named after the Dutch ophthalmologist Herman Snellen who developed the chart in 1862 as a measurement tool for the acuity formula developed by his professor Franciscus Cornelius Donders.
- Many ophthalmologists and vision scientists now use an improved chart known as the LogMAR chart.
Why it is Rare
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Snellen chart article was read about 260,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 58 and blocks with 30: each hit it takes is cut by 12 %.
How to get Snellen chart
Open packs. Each pack holds five cards drawn from real Wikipedia articles, the rarest last, and the fifth card is always Rare or better. The odds are shown in the game. A free pack arrives every hour and two can wait, and the Coins you win in duels buy more packs.
More Science cards
Cards close in power
The cards just above and just below Snellen chart in the power ranking, all domains together.
- CateristisCommon · Nature · ATK 49 DEF 40
- SesematCommon · Science · ATK 46 DEF 43
- Bankipur Assembly constituencyRare · Society · ATK 58 DEF 30
- AcquittalUncommon · Arts · ATK 59 DEF 29
- Reed DiamondUncommon · Arts · ATK 60 DEF 28
- George EadsUncommon · Arts · ATK 54 DEF 34
Card lists
- Wikipedia quizNew questions every day
- All cards from A to ZEvery card, by name
- Science cards
- Legendary cards
- Tier listS and A tiers by power (ATK + DEF)
Credits
Text : Wikipedia, Snellen chart (revision), CC BY-SA 4.0. Photo : Jeff Dahl, CC BY-SA 3.0, Wikimedia Commons.
