Highlights

• Rotary-style housing latch & N85 port lock
• Critical controls within easy reach: Front/Rear Dial, REC, AF-ON, CP, Fn1/2 lever
• Integrated Vacuum Check & Leak Detection electronics
• M10 threaded accessory mount & top cold shoe
• HDMI 1.4 support for external monitors

Technical Specifications

What’s in the Box

• NA-OM5II housing
• Housing cap
• 2× optical bulkhead caps
• Panasonic CR-2032 (pre-installed for moisture alarm)
• 90139 spare main O-ring, O-ring remover & lubricant
• Allen key set
• Padded housing bag & shoulder strap

Port System & Adapters

Port system: N85 (M4/3)

• 36052 N85 ? N120 47 mm port adapter with knob (M4/3)
• 36401 N85 ? N120 55 mm port adapter

Handle and stabilising brackets are not included.

Flash Triggering

• Not supported: Olympus FL-LM3
• Optical manual: #26306 Mini Flash Trigger for Olympus (from SN A649652 onwards)

Vacuum & Safety

• Integrated Vacuum Check & Leak Detection system
• Optional valve: 25624 M14 Vacuum Valve II (Pushbutton)

HDMI Output & Monitors

Required parts (HDMI 1.4 cable system)

• 25033 Standard HDMI bulkhead (M16)
• 25076 HDMI (D-D) 200 mm for internal camera ? bulkhead connection TBA

Compatible monitors

• 16612 Nauticam 7? T7 UW UltraHD Monitor (HDMI 1.4) — requires 25047 HDMI (D-D) 800 mm
• 17927 NA-Shinobi II Housing (Atomos Shinobi II 5.2?, HDMI 1.4) — includes 25033, 25038, 25100
• 17922 Nauticam Atomos Ninja V Housing (5? 4Kp60) — requires 25082 HDMI 1.4 cable 0.75 m

Recommended Accessories

Trays & Handles

• 71206 Easitray II (left handle, 2× 1/4? screws)
• 71207 Flexitray II (left handle, 2× 1/4? screws)
• 71208 Adjustable Right Handle II (for Easitray/Flexitray)
• 71209 Flexitray Plate II W (left, 2 tripod holes)
• 71311 Strobe mounting ball for Easitray/Flexitray
• 36316 Hand strap (Standard) · 36323 Hand strap (Long)
• (Handle bracket for NA-OM5II may be required)

Shutter Release Extension

• 25200 Compact/MIL Housing Shutter Release Extension (for 71207/71209 + 71208)

On-housing Mounting

• 25311 Strobe ball for cold shoe · 25321 Long
• 25312 Light mounting stem for cold shoe · 25322 Long
• 25221 M10 strobe mounting ball for housing

Viewfinders & Power

• NA-OM5II LCD Window for Nauticam Full Frame Viewfinder TBA
• 32211 Full Frame Straight Viewfinder 32°/1:1 · 32213 Full Frame Angle Viewfinder 32°/1:1
• 26325 USB-C Bulkhead with USB-C Connector (Surface USB-PD power bank TBA)

Wet Lenses

Macro

• 81203 Super Macro Converter 3 (2.3×)
• 81301 Compact Macro Converter 1 (CMC-1, 4.5×) · 81302 CMC-2 (2.8×)
• 81501 Mid-range Focus Optimizer 1 · 81503 MFO 3

Wide Angle

• 83202 WWL-1B (130° FOV, compatible 28 mm lenses, incl. float collar)
• 83203 WWL-C (130° FOV, compatible 24 mm lenses, incl. float collar)
• 86201 MWL-1 (150° FOV with full-frame 60 mm macro)

Macro ? Wide (EMWL)

• 87301 EMWL Set #1 (Focusing Unit #1, 150 mm relay, 3 objective lenses)
• 87201 EMWL Focusing Unit #1 (for Nikon FF 105 mm & M4/3 60 mm)
• 87211 150 mm Relay · 87212 Angled Relay
• 87221 60° · 87222 100° · 87223 130° · 87226 160° Objective

Wet Lens Accessories

• 25101 M67 Flip Diopter Holder · 25108 M67 Double Flip
• 83250 M67 ? Bayonet Converter II · 83251 M77 ? Bayonet Converter II · 83214 Bayonet Mount Adaptor for SMC/CMC
• 87501 EMWL Flip Holder · 87512/87513/87519 Shades · 87518 Strobe Mounting Brackets for EMWL Relay

Buoyancy Recommendations

• Ø70 × 200 mm Carbon Fibre Aluminium Float Arm — 72216 (370 g)
• Ø70 × 250 mm — 72217 (520 g) · Ø70 × 300 mm — 72218 (670 g)
• Ø90 × 170 mm — 72219 (450 g) · Ø90 × 220 mm — 72220 (720 g)
• Holders: 72233/72234 (Ø70), 72243/72244 (Ø90), 83252/83253/83254, 87516/87517

Lens Compatibility (Examples)

Zoom gears & ports for popular travel zooms

• 36147 O1250-Z Olympus M.Zuiko 12–50 mm EZ zoom gear (discontinued)
• 36162 Macro port & zoom gear set for Olympus M.Zuiko 12–50 mm EZ (discontinued)
• 36146 P1442X-PZ Panasonic Lumix G X Vario PZ 14–42 mm zoom gear
• 36061 P1442X-PZ Zoom Gear (compatible with NA-GH5) for Panasonic PZ 14–42 mm

O-Rings

• 90139 Housing O-ring (I.D.=150 mm, C.S.=2.5 mm)