Sony ILCE-1 a1 Help Manual page 228

Help Guide
Interchangeable Lens Digital Camera
ILCE-1
α1
Image Quality Settings: RAW File Type
Selects the file type for RAW images.
MENU → (Shooting) → [Image Quality] → [Image Quality Settings] → [RAW File Type] → desired
1
setting.
Menu item details
Uncompressed:
Records images in uncompressed RAW format. When [Uncompressed] is selected for [RAW File Type], the file size of
the image will be larger than if it were recorded in compressed RAW format.
Lossless Comp:
Records images using the lossless compression method, which causes less deterioration in image quality and has a
high compression rate.
Compressed:
Records images in compressed RAW format. The file size of the image will be approximately half of that with
[Uncompressed].
When [ Recording Media] is set to [Sort Recording], you can select the RAW file type for each slot.
Hint
The [RAW File Type] icons are displayed as shown below.
Uncompressed:
Lossless compression:
Compressed:
The aspect ratio for RAW images is always 3:2. JPEG/HEIF images are recorded with the aspect ratio set in [Aspect Ratio] when
RAW images and JPEG/HEIF images are recorded at the same time.
The image size for RAW images corresponds to the "L" size for JPEG images.
Related Topic
Image Quality Settings: File Format (still image)
Image Quality Settings: JPEG Image Size/HEIF Image Size
Rec. Media Settings (still image/movie): Recording Media (still image)
5-025-537-11(1) Copyright 2021 Sony Corporation
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