Apple released Digital Camera RAW Compatibility Update 6.03 Friday, an update that adds support to OS X Yosemite for 16 new camera from Leica, Nikon, Panasoni. Pentax, and Sony Alpha. RAW is a file format for storing images in a way with minimal processing—it's most often used by pros.
Apple's patch notes, which is simply a list of cameras supported:
Supported by Digital Camera RAW Compatibility Update 6.03
- Leica D-Lux (Typ 109)
- Leica V-Lux (Typ 114)
- Leica X (Typ 113)
- Leica X Vario (Typ 107)
- Nikon D5500
- Panasonic LUMIX DMC-FZ70
- Panasonic LUMIX DMC-FZ72
- Panasonic LUMIX DMC-ZS40
- Panasonic LUMIX DMC-TZ60
- Panasonic LUMIX DMC-TZ61
- Panasonic LUMIX DMC-ZS50
- Panasonic LUMIX DMC-TZ70
- Panasonic LUMIX DMC-TZ71
- Pentax 645Z
- Pentax K-S1
- Sony Alpha ILCE-7M2
You can download the update through the Mac App Store under Updates.