Photography basics
Camera shake or missed focus
Use edge patterns, focus planes and a controlled comparison to find out why a photograph looks soft.
144 subjects · Photography & image knowledge
From the first light
to the finished image.
Photography, image editing and photo printing, explained through the decisions that change an image.
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HD / 113Pixels for a print size ↗
Take a closer look
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Tobias ToMar Maier · CC BY-SA 4.0. Resized; thumbnails may be cropped.
Subjects & light
Window light portraits
Distance, face direction and a simple reflector let you shape window light deliberately.
Hustvedt · CC BY-SA 3.0. Resized; thumbnails may be cropped.
Phone photography
Digital zoom on a phone
A larger subject on the display does not automatically mean more captured detail.
Image editing
Noise reduction and detail
Reduce noise without turning hair, fabric and fine surfaces into smooth patches.
Prints & photo books
Pixels for a print size
Check pixel dimensions, paper size and cropping together before sending a photograph to print.
Organization & backup
The 3-2-1 photo backup
Three copies help only when the same failure cannot reach all three.
From pixels to paper
How many pixels does your print need?
Calculate the pixel dimensions needed for a print size in centimeters.
Pixel calculator ↗01 / Capture
Bring light, distance and movement into balance.
02 / Edit
Adjust tone, color and framing with a specific purpose.
03 / Output
Connect pixels, paper and viewing distance.
04 / Keep
Organize originals and test that you can restore them.