How to Convert AVCHD to Final Cut Pro?

"Can FCPX import AVCHD files directly, or do they still need to be converted first? I have MTS files from a Panasonic GH2 digital camera that are in AVCHD that are grayed out when I try to import them."
Final Cut Pro does not have native editing support for AVCHD footage. You can use the Log and Transfer window to transcode AVCHD footage to an Apple ProRes codec or the Apple Intermediate Codec during transfer. After you have transferred your footage, you can edit using Apple ProRes or the Apple Intermediate Codec and output to the format of your choice.
Final Cut Pro Converter tool is one of the best AVCHD to FCP Converter which allows you to convert AVCHD, MTS, M2TS video files from Canon, Sony, Panasonic, JVC etc camcorder to Apple ProRes 422 MOV, MP4, DV, MPEG-2 etc FCP supported formats for importing to Final Cut Pro X, 7, 6 for editing.
Guide: how to convert/import AVCHD to FCP (Final Cut Pro 6/7/X) MOV on a Mac OS X freely and efficiently?
Download and install AVCHD to FCP converter for Mac, you can see the main interface as following:
1. Import AVCHD video files. Click ‘Add files’ button to select one or multiple AVCHD files you want to convert.
2. Open Profile drop down list and choose an output format. select General Video > MOV – QuickTime(*.mov) for Final Cut Pro 6/7/X (FCP 6/7/X)”.
Note: You can choose different formats for different files in ‘Profile’ in this AVCHD to FCP 6/7/X converter for mac.
3. Click ‘Destination’ and choose an output folder to place your converted mod files.
4. Click ‘Edit’ to do some simple editing like Clip,Merge,Apply effect etc.
5. Click ‘Convert’ button to start the converting AVCHD to Final Cut Pro 6/7/X on mac.
The EOS C100 brings together the renowned technology of Canon CMOS sensors, DIGIC DV III Image Processor, and EF lens compatibility in a smaller, lighter body. Modular and compatible with a host of Canon and third-party accessories, the EOS C100 brings stunning HD video quality to independent event videographers and video production organizations.
All users are satisfied with the quality, but Canon EOS C100 users must meet some difficulties while imputing recordings from Canon C100 to Final Cut Pro, (FCP 6/7/X included).