DPReview.com is closing April 10th - Find out more

aperature number vs f number

Started 10 months ago | Questions thread
Dunlin Senior Member • Posts: 2,611
Hang on.....
1

There's no such thing as an aperture number.

Aperture is numbered in f/stops. eg. f/2.8, f/5.6, f/11, f/16

The lower the f/stop the bigger the physical aperture is. And vice-versa.

Here's a guide:

-- hide signature --
 Dunlin's gear list:Dunlin's gear list
Canon PowerShot SX410 IS Olympus OM-D E-M10 II Canon EF 35-80mm f/4.0-5.6 III Olympus M.Zuiko Digital ED 40-150mm F4-5.6 R Gimp +6 more
Keyboard shortcuts:
FForum PPrevious NNext WNext unread UUpvote SSubscribe RReply QQuote BBookmark MMy threads
Color scheme? Blue / Yellow