- Dive Rite's Optima eCCR Rebreather
- More on the Dive Rite Optima...
- Optima rebreather - fully sick or a total joke?
- Work of Breathing of Optima
- Release date for Optima
- O2ptima's Micropore Scrubber (split from HH for Meg
- Anyone pre-ordered?
- Diverite Web Site has the rebreather
- Alleged "Optional cartridge extender to double CO2 time"
- Pronunciation...
- Optima Training
- Delivery Time For Rebreather
- Micropore data
- Optima Scrubber Breakthrough
- Made to move to a new Optima
- O2ptima Manual
- My Optima's Here!!!!!
- ID of Optima breathing hoses?
- Optima/ Micropore Questions
- optima owners weigh in!
- Opinions on bail-out
- Optima Codes
- New Hammerhead manual
- Optima Cost
- Extendair Cartridge Question
- Updated Optima Hammerhead Wrist Units
- Optima Expedition Scrubber
- Horrible Service from Dive Rite
- Optima wing selection
- Optima breathing hoses / weight rings
- HH Handsets
- optima handset batteries
- Need info on Optima
- optima video
- Sorb use
- optima course tips please
- Yeeeehah!!!!!!
- HammerHead Manual
- Hh Help!!
- Funky HH problem
- Counterlung Placement
- finished training, got a unit! some impressions...
- optima and salt water
- sensor linearity on HH
- swivel
- HH Calibration: When less than 100% O2
- PC animated HH Electronics Simulator
- Halcyon CCR wing on the O2ptima?
- Optima Order
- Optima has landed
- First Trimix Evaluation Dive Today
- MV Question
- New Dive Rite sidemount plate
- Two More Trimix Evaluation Dives Done
- Depth Limited ????
- Finished my course
- HUD failure
- Final Trimix Evaluation Dive
- Get your SAFT Batteries here!
- Another O Diver done
- New HH Turns off
- Optima FX
- Looking for short-fused training
- O2pitima CCR New Diver
- Optima Cartridge
- O2ptima advantages vs. Meg
- First Optima Instructor in Canada
- Optima with LP 13
- I would really like an optima
- Need expert advice from the Optima/CCR old salts (experts)