Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.astronomy.com/magazine/adam-block/2016/02/soft-light
Дата изменения: Unknown
Дата индексирования: Sun Apr 10 10:40:10 2016
Кодировка: ISO8859-5
Поисковые слова: http www.astronomy.ru forum index.php topic 4644.0.html

Soft light | <b style="color:black;background-color:#66ffff">Astronomy</b>.com

Customer Service

Tonight's Sky

Sun

RISEт??

SETт??

Sun

Moon

т??

PHASEт??

DISKт??

Mercury

RISEт??

SETт??

Mercury

т??

Venus

т??

Venus

т??

Mars

RISEт??

SETт??

Mars

т??

Jupiter

т??

Jupiter

т??

Saturn

т??

Saturn

т??

Tonight's Sky т?? Change location

City/place name

US state, Canadian province, or country

OR

US ZIP code

Searching...

Tonight's Sky т?? Select location

Tonight's Sky т?? Enter coordinates

Latitude: ТА '

Longitude: ТА '

UTC Offset:

FROM THE April 2016 ISSUE

Soft light

Astroimager Adam Block uses Photoshop to enhance contrast in layers within celestial photographs.

By Adam Block Тљ|Тљ Published: Monday, February 22, 2016

RELATED TOPICS: ASTROIMAGING

In this column, I’ll explain an easy way to quickly increase contrast in both brightness and color for objects that lack distinct features. Several of the features in Photoshop enhance contrast in layers that are copies of themselves. By far the easiest one to manage is the “Soft Light” blending mode.

A good case in point is an object like NGC 488. This beautiful galaxy has tightly wound spiral arms with intricate dust lanes and details at the smallest scales.

Astronomy magazine subscribers can read the full column for free. Just make sure you're registered with the websiste.