The sturdy aluminum housing is specially designed for the Panasonic Lumix DMC-1, a Micro Four Thirds camera system with interchangeable lenses, DSLR image quality, DSLR focusing speed and DSLR performance - all at a point and shoot size and weight. With full function buttons and control for this incredibly capable camera, now photographers can take professional photos and 1080i HD videos underwater with the strobe-ready compact 10Bar Housing. 

Nikonos 5 pin bulkhead standard (Olympus protocol). Fiber optic sync capable.

20mm port has 67mm threads for wet macro port. Optional Extension ring allows use with 45mm macro lens. Semi dome zoom port for 14-45 also available.

All Optical Ocean Sales packages include a port cap, housing bag and a spare parts kit that has housing and control tips and orings, a cleaning kit and more.

 Includes:

• 10Bar GF-1 Housing
• 20mm Port
• Housing bag
• Spare parts kit
• Port cap

Great thread on WetPixel regarding this camera with lots of questions answered....