Underwater weight (estimate value in fresh water, calculated based on freshwater density = 1)

■Strobe

Product U/W Weight Product U/W Weight
Z-240 Strobe (TYPE-4) incl. "eneloop" 77g / 2.7oz D-2000 Strobe (TYPE-3) incl. "eneloop" 40g / 1.4oz
Z-240 Strobe (TYPE-3) incl. "eneloop" 72g / 2.5oz D-2000S Strobe (TYPE-2) incl. "eneloop" 9g / 0.3oz
D-2000 Strobe (TYPE-4) incl. "eneloop" 47g / 1.7oz S-2000 Strobe incl. "eneloop" 69g / 2.4oz

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■Strobe Option

Product U/W Weight Product U/W Weight
-0.5/-1.5 Diffuser 2 (TTL/Manual) 5g / 0.2oz -0.5/-1.5 Diffuser (TTL/Manual) 5g / 0.2oz
-0.5/-1.5 Diffuser 2 (External Auto) 10g / 0.4oz -0.5/-1.5 Diffuser (External Auto) 10g / 0.4oz

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■Lens

Product U/W Weight Product U/W Weight
UCL-165AD 35g / 1.2oz UWL-100 Achromat Type1/Type2 370g / 13.1oz
UWL-105AD 142g / 5.0oz UWL-100 Achromat Type1/Type2
(with Dome Lens Unit for UWL-100)
587g / 20.7oz
UFL-165AD 85g / 3.0oz UWL-100 Achromat Type1/Type2
(with Dome Lens Unit II for UWL-100)
533g / 18.8oz
UWL-100 28AD 209g / 7.4oz UWL-H100 28LD 326g / 11.5oz
UWL-100 28AD
(with Dome Lens Unit for UWL-100)
480g / 16.9oz UWL-H100 28LD
(with Dome Lens Unit II for UWL-H100)
505g / 17.8oz
UWL-100 28AD
(with Dome Lens Unit II for UWL-100)
400g / 14.1oz UWL-H100 28M67 Type1 345g / 12.2oz
UCL-330 75g / 2.6oz UWL-H100 28M67 Type2 346g / 12.2oz
UCL-165M67 73g / 2.6oz UWL-H100 28M67 Type1
(with Dome Lens Unit II for UWL-H100)
525g / 18.5oz
UCL-165LD 72g / 2.5oz UWL-H100 28M67 Type2
(with Dome Lens Unit II for UWL-H100)
526g / 18.6oz
UFL-M150 ZM80 41g / 1.4oz UWL-S100 ZM80 145g / 5.1oz
    UWL-S100 ZM80
(with Dome Lens Unit II for UWL-S100 ZM80)
176g / 6.2oz

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■Lens Option

Product U/W Weight Product U/W Weight
LD Lens Holder S 14g / 0.5oz AD Mount converter for UCL-165AD 3g / 0.1oz
LD Lens Holder W 20g / 0.7oz Lens Hood II for UWL-H100 (hood only) 8g / 0.3oz
LD Lens Holder for Float Arm 7g / 0.2oz Lens Hood II for UWL-100 28AD (hood only) 22g / 0.8oz
AD Lens Holder (single caddy mounted) 12g / 0.4oz Lens Hood for UWL-100 28AD (hood only) 33g / 1.2oz
AD Lens Holder (double caddy mounted) 18g / 0.6oz Lens Hood for UWL-100 28AD
(with UWL-100 28AD)
242g / 20.7oz
AD Lens Holder for Float Arm 6g / 0.2oz Lens Hood for UWL-H100 28LD (hood only) 11g / 0.4oz
M67 Lens Holder S 31g / 1.1oz Lens Hood for UWL-H100 28LD
(with UWL-100 28AD)
337g / 11.9oz
M67 Lens Holder W 60g / 2.1oz AD-LD Mount Converter for UCL-165AD 23g / 0.8oz
M67 Lens Holder for Float Arm 25g / 0.9oz M67-LD Mount Converter for UCL-330/165M67 17g / 0.6oz

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■Mount Base

Product U/W Weight Product U/W Weight
28LD Mount Base XQ1 61g / 2.2oz M67 Mount Base 55-95g /
1.9-3.4oz
28LD Mount Base DC51 82g / 2.9oz 28LD Mount Base 79-92g /
2.8-3.2oz
28LD Mount Base DC43/47 85g / 3.0oz AD, 28AD, 28AD/AD Mount Base 60g-90g /
2.1-3.2oz
28LD Mount Base DC45 75g / 2.6oz    
28LD Mount Base MCFT5 76g / 2.7oz    

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■Video Base

Product U/W Weight Product U/W Weight
Video Base V4 122g / 4.3oz Video Base V1 119g / 4.2oz
Video Base V2 125g / 4.4oz    

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■Lens Adapter Base

Product U/W Weight Product U/W Weight
LD Lens Adapter Base DC52 76g / 2.7oz M67 Lens Adapter Base MCTZ10 68g / 2.4oz
LD Lens Adapter Base DC46/49 143g / 5.0oz M67 Lens Adapter Base MCTZ7/TZ5 68g / 2.4oz
M67 Lens Adapter Base DC48 78g / 2.8oz M67 Lens Adapter Base MCZX3/ZX1 64g / 2.3oz
LD Lens Adapter Base DC44 137g / 4.8oz M67 Lens Adapter Base FXF500 77g / 2.7oz
M67 Lens Adapter Base MCTZ35/40 72g / 2.5oz M67 Lens Adapter Base FXF80 59g / 2.1oz
M67 Lens Adapter Base MCTZ30 70g / 2.5oz M67 Lens Adapter Base FXF200 59g / 2.1oz
M67 Lens Adapter Base MCTZ20 64g / 2.3oz M67 Lens Adapter Base WH 90g / 3.2oz

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■Arm Body

Product U/W Weight Product U/W Weight
Stick Arm XS 25g / 0.9oz Arm XS 29g / 1.0oz
Stick Arm SS 31g / 1.1oz Arm SS 40g / 1.4oz
Stick Arm S 34g / 1.2oz Arm S 44g / 1.6oz
Stick Arm M 39g / 1.4oz Arm M 52g / 1.8oz
Stick Arm L 63g / 2.2oz Arm L 74g / 2.6oz
Multi Ball Arm SS 37g / 1.3oz YS Arm MS 43g / 1.5oz
Multi Ball Arm S 42g / 1.5oz YS Arm M 49g / 1.7oz
Multi Ball Arm ML 56g / 2.0oz Float Arm S -75g / -2.6oz
Multi Ball Arm L 69g / 2.4oz Float Arm M -135g / -4.8oz
Multi Ball Arm LL 75g / 2.6oz Float Arm ML -210g / -7.4oz
Multi Ball Arm XL 87g / 3.0oz Mega Float Arm S -390g / -13.8oz
    Mega Float Arm M -650g / -22.9oz

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■Connecting Parts

Product U/W Weight Product U/W Weight
Clamp III 33g / 1.2oz YS Adapter 22g / 0.8oz
Clamp 35g / 1.2oz Double YS Adapter MV 11g / 0.4oz
Direct Base III 23g / 0.8oz YS Adapter WB MV 13g / 0.5oz
Multi Direct Base II WB 33g / 1.2oz Z Adapter II 36g / 1.3oz
Multi Direct Base II Long 28g / 1.0oz SB Adapter 31g / 1.1oz
Multi Direct Base IIa 20g / 0.7oz Z Adapter 37g / 1.3oz
Multi Direct Base II 22g / 0.8oz SB Joint II 61g / 2.2oz
Z Adapter MV 16g / 0.6oz Port Arm D 82g / 2.9oz
Z Joint 23g / 0.8oz Lens Arm 32g / 1.1oz
YS Adapter MV 7g / 0.2oz M67 Lens Arm 35g / 1.2oz

■Arm Option

Product U/W Weight Product U/W Weight
M6 Joint 15g / 0.5oz M6 Plate Direct Base III 15g / 0.5oz
M5 Joint 8g / 0.3oz M5 Plate Direct Base III 13g / 0.5oz
Shoe Base Spacer 12g / 0.4oz Shoe Base Adapter D4 6g / 0.2oz
D Holder Extension Bar 34g / 1.2oz YS Adapter Fixing Bolt 8g / 0.3oz
Stick Arm Float S -84g / -3.0oz Tripod Adapter 16g / 0.6oz
Arm Float S -70g / -2.5oz    

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■Arm Set

Product U/W Weight Product U/W Weight
Direct Arm Z-MV Set 72g / 2.5oz Stick Arm S Set YS-MV 130g / 4.6oz
Stick Arm XS Set Z-MV 130g / 4.6oz Stick Arm M Set YS-MV 135g / 4.8oz
Stick Arm SS Set Z-MV 136g / 4.8oz Stick Arm L Set YS-MV 159g / 5.6oz
Stick Arm S Set Z-MV 139g / 4.9oz Direct Arm D Set 79g / 2.8oz
Stick Arm M Set Z-MV 144g / 5.1oz Stick Arm XS Set D 137g / 4.8oz
Stick Arm L Set Z-MV 168g / 5.9oz Stick Arm SS Set D 143g / 5.2oz
Direct Arm YS-MV Set 63g / 2.2oz Stick Arm S Set D 146g / 5.2oz
Stick Arm XS Set YS-MV 121g / 4.3oz Stick Arm M Set D 151g / 5.3oz
Stick Arm SS Set YS-MV 127g / 4.5oz Stick Arm L Set D 175g / 6.2oz

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■Base

Product U/W Weight Product U/W Weight
Grip Base D4 142g / 5.0oz Grip+Bar III Set 130g / 4.6oz
Grip Base D4 Set 165g / 5.8oz W Base II 32g / 1.1oz
D Holder 77g / 2.7oz D Base FXF100 37g / 1.3oz
Grip Base DIII w / Rubber Grip 117g / 4.1oz D Base PT-037 41g / 1.4oz
Grip Base DII w / Rubber Grip 115g / 4.1oz D Base MCTZ3 39g / 1.4oz
Shoa Base 20g / 0.7oz D Base PT-023 48g / 1.7oz
Grip Base M1 150g / 5.3oz D Base PT-027/022/020 48g / 1.7oz
D Base M1 73g / 2.6oz D Base PT-018 48g / 1.7oz
Holder II Set         [under surface] 66g / 2.3oz D Base PT-015 45g / 1.6oz
Holder II Grip Set      [under surface] 196g / 6.9oz D Base PT-010 52g / 1.8oz
Holder II           [under surface] -8g / -0.3oz Shoe Base Adapter X-2 6g / 0.2oz
Main Base II 74g / 2.6oz

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■Light

Product U/W Weight Product U/W Weight
LF1100-W 110g / 3.9oz    
LF1000-S 105g / 3.7oz LF1400-S 167g / 5.9oz
Single Light Holder LF 31g / 1.1oz Strobe Light Holder LF 35g / 1.2oz
LE700-S 128g / 4.5oz LE240 91g / 3.5oz
LE550-W 132g / 4.7oz LE250 120g / 4.2oz
LE550-S 130g / 4.6oz Quad Light Holder LE 48g / 1.7oz
Single Light Holder LE 31g / 1.1oz Strobe Light Holder LE 35g / 1.2oz
Double Light Holder LE 29g / 1.0oz    

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■GoPro accessory

Product U/W Weight Product U/W Weight
UFL-G140 SD 153g / 5.4oz UCL-G165 SD 121g / 4.3oz
SD Mount Cage HERO3/3+ 128g / 4.5oz    

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■X-2 Housing

Product U/W Weight Product U/W Weight
X-2 for GF2
+ Panasonic 8mm/F3.5 FISHEYE
+ Dome Port 2+Shade 2 set
380g / 13.4oz X-2 for GF2
+ Panasonic 8mm/F3.5 FISHEYE
+ Dome Port 115
365g / 12.9oz
X-2 for GF2
+ Panasonic 14mm/F2.5
+ Pancake Port
287g / 10.1oz X-2 for GF2
+ Panasonic 20mm/F1.7
+ Pancake Port
325g / 11.5oz
X-2 for GF2
+ Panasonic 45mm/F2.8 O.I.S. MACRO
+ MRS Base Port + Front Port Macro
+ MRS Magnet Ring DG45 Set
455g / 16.0oz X-2 for GF2
+ Panasonic 45mm/F2.8 O.I.S. MACRO
+ MRS BasePort (without MRS Control Ring)
+ Front Port Macro
320g / 11.3oz
X-2 for GF2
+ Panasonic 45mm/F2.8 O.I.S. MACRO
+ Extension Ring 36 + Pancake Port
285g / 10.1oz X-2 for GF2
+ Panasonic 14-42mm/F3.5-5.6 II O.I.S.
+ MRS G14-42 II Port
+ MRS Magnet Ring G14-42 II Set
352g / 12.4oz
X-2 for GF2
+ Panasonic 14-42mm/F3.5-5.6 O.I.S.
+ MRS Base Port + Front Port Wide
+ MRS Magnet Ring G14-42 Set
352g / 12.4oz X-2 for GF2
+ Panasonic 14-45mm/F3.5-5.6 O.I.S.
+ MRS Base Port + Front Port Wide
+ MRS Magnet Ring G14-45 Set
385g / 13.6oz
X-2 for GF2
+ Panasonic 7-14mm/F4.0
+ MRS Base Port + Front Port Dome 115
+ MRS Magnet Ring G7-14 Set
520g / 18.3oz X-2 for GF2
+ Panasonic 12.5mm/F12 (3D Lens)
+ Pancake Port
267g / 9.4oz
X-2 for GF2
+ Olympus 14-42mm/F3.5-5.6 II R
+ MRS Base Port + Front Port Flat 5
+ MRS Magnet Ring MZ14-42 Set
367g / 12.9oz    

X-2 for GF1
+ Panasonic 8mm/F3.5 FISHEYE
+ Dome Port 2+Shade 2 set
390g / 13.8oz X-2 for GF1
+ Panasonic 8mm/F3.5 FISHEYE
+ Dome Port 115
375g / 13.2oz
X-2 for GF1
+ Panasonic 14mm/F2.5
+ Pancake Port
297g / 10.5oz X-2 for GF1
+ Panasonic 20mm/F1.7
+ Pancake Port
335g / 11.8oz
X-2 for GF1
+ Panasonic 45mm/F2.8 O.I.S. MACRO
+ MRS Base Port + Front Port Macro
+ MRS Magnet Ring DG45 Set
465g / 16.4oz X-2 for GF1
+ Panasonic 45mm/F2.8 O.I.S. MACRO
+ MRS BasePort (without MRS Control Ring)
+ Front Port Macro
330g / 11.6oz
X-2 for GF1
+ Panasonic 45mm/F2.8 O.I.S. MACRO
+ Extension Ring 36 + Pancake Port
295g / 10.4oz X-2 for GF1
+ Panasonic 14-42mm/F3.5-5.6 II O.I.S.
+ MRS G14-42 II Port
+ MRS Magnet Ring G14-42 II Set
362g / 12.8oz
X-2 for GF1
+ Panasonic 14-42mm/F3.5-5.6 O.I.S.
+ MRS Base Port + Front Port Wide
+ MRS Magnet Ring G14-42 Set
362g / 12.8oz X-2 for GF1
+ Panasonic 14-45mm/F3.5-5.6 O.I.S.
+ MRS Base Port + Front Port Wide
+ MRS Magnet Ring G14-45 Set
395g / 13.9oz
X-2 for GF1
+ Panasonic 7-14mm/F4.0
+ MRS Base Port + Front Port Dome 115
+ MRS Magnet Ring G7-14 Set
530g / 18.7oz X-2 for GF1
+ Olympus 14-42mm/F3.5-5.6 II R
+ MRS Base Port + Front Port Flat 5
+ MRS Magnet Ring MZ14-42 Set
377g / 13.3oz

X-2 for EOS60D PF2
AT-X107DX FISHEYE Set * 
505g / 17.8oz X-2 for EOS60D PF2
EF-S18-55mm Set *
275g / 9.7oz
X-2 for EOS60D PF2
EF100mm Macro USM Set *
505g / 17.8oz X-2 for EOS60D PF2
MRS60 Port II Set *
435g / 15.3oz
X-2 for EOS60D FW
(weight difference from PF version) 
0g / 0oz X-2 for EOS60D 45°VF
(weight difference from PF version)
+120g / +4.2oz
X-2 for EOS60D Straight VF
(weight difference from PF version)
+70g / +2.5oz    

X-2 for EOS50D/40D PF2
AT-X107DX FISHEYE Set * 
490g / 17.3oz X-2 for EOS50D/40D PF2
EF-S18-55mm Set *
260g / 9.2oz
X-2 for EOS50D/40D PF2
EF100mm Macro USM Set *
490g / 17.3oz X-2 for EOS50D/40D PF2
MRS60 Port II Set *
420g / 14.8oz
X-2 for EOS50D/40D FW
(weight difference from PF version) 
0g / 0oz X-2 for EOS50D/40D 45°VF
(weight difference from PF version)
+120g / +4.2oz
X-2 for EOS50D/40D Straight VF
(weight difference from PF version)
+70g / +2.5oz    

X-2 for EOS30D PF EF-S18-55mm Set * 420g / 14.8oz X-2 for EOS30D PF AT-X107DX FISHEYE Set * 650g / 22.9oz
X-2 for EOS30D PF EF-S60mm Macro USM Set * 580g / 20.5oz X-2 for EOS30D PF EF100mm Macro USM Set * 650g / 22.9oz
X-2 for EOS30D 45°VF
(weight difference from PF version)
+120g / +4.2oz X-2 for EOS30D FW
(weight difference from PF version) 
0g / 0oz
X-2 for EOS30D Straight VF
(weight difference from PF version)
+70g / +2.5oz X-2 Holder II Spacer 21g / 0.7oz

*Heaviest combination including camera/lens/port/focus,zoom gear.
[PF]: X-2 Housing with Pick-up Finder unit
[FW]: X-2 Housing with Finder Window unit
[VF]: 45°/Straight Viewfinder unit
[PF2]: X-2 Housing with Pick-up Finder unit 2

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■Port option

Product U/W Weight Product U/W Weight
Port Arm for MRS 55g / 1.9oz Port Arm for UFL-MR130 EFS60 48g / 1.7oz

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■Camera (video) / Housing

Mfr. Camera Housing U/W Weight
Canon PowerShot G1 X Mark II WP-DC53 124g / 4.4oz
PowerShot G16 WP-DC52 -101g / -3.6oz
PowerShot S120 WP-DC51 -25g / -0.9oz
PowerShot SX280 HS WP-DC49 -73g / -2.6oz
PowerShot G15 WP-DC48 -91g / -3.2oz
PowerShot S110 WP-DC47 -42g / -1.5oz
PowerShot D20 WP-DC45 -22g / -0.8oz
PowerShot G1 X WP-DC44 -85g / -3.0oz
PowerShot SX260 HS WP-DC46 -92g / -3.2oz
PowerShot S100 WP-DC43 -48g / -1.7oz
PowerShot S95 WP-DC38 -60g / -2.1oz
PowerShot S90 WP-DC35 -69g / -2.4oz
PowerShot G12 WP-DC34 -168g / -5.9oz

Canon
(Video)
iVIS HF M51 (Supplied Battery) WP-V4 -292g / -10.3oz
iVIS HF M51 (Battery Pack BP-727) WP-V4 -282g / -9.9oz
iVIS HF M41 (Supplied Battery) WP-V3 -311g / -11.0oz
iVIS HF M41 (Battery Pack BP-819D) WP-V3 -272g / -9.6oz
iVIS HF M31 WP-V2 -241g / -8.5oz

Mfr. Camera Housing U/W Weight
FUJIFILM FUJIFILM XQ1 WP-XQ1 -56g / -2.0oz
FinePix F600EXR WP-FXF500 -18g / -0.6oz
FinePix F80EXR WP-FXF80 -59g / -2.1oz
FinePix F200EXR WP-FXF200 -61g / -2.2oz

Mfr. Camera Housing U/W Weight
Olympus TG-3 PT-056 19g / 0.7oz
TG-835 PT-055 32g / 1.1oz
TG-830 PT-055 34g / 1.2oz
TG-2 PT-053 29g / 1.0oz
XZ-2 PT-054 -72g / -2.5oz
TG-1 PT-053 23g / 0.8oz
TG-820 PT-052 31g / 1.1oz
TG-810 PT-051 66g / 2.3oz
TG-610 PT-051 38g / 1.3oz
XZ-1 PT-050 -91g / -3.2oz
  Step-Up Ring PSUR-03 8g / 0.3oz

Olympus
(Mirrorless)
OM-D E-M1 + M.ZUIKO 14-42mm II R PT-EP11 + PPO-EP01 Lens Port 93g / 3.3oz
OM-D E-M1 + M.ZUIKO 12-50mm EZ PT-EP11 + PPO-EP01 Lens Port 149g / 5.3oz
OM-D E-M1 + M.ZUIKO 60mm Macro PT-EP11 + PPO-EP01 Lens Port 223g / 7.9oz
OM-D E-M1 + Four Thirds Adapter MMF-3
+ ZUIKO 50mm Macro
PT-EP11 + Port Adapter PAD-EP08
+ Port Extension Ring PER-E01
+ MRS Olympus50 Port (w/o control ring)
85g / 3.0oz
OM-D E-M1 + Four Thirds Adapter MMF-3
+ ZUIKO 50mm Macro
PT-EP11 + Port Adapter PAD-EP08
+ Port Extension Ring PER-E01
+ MRS Olympus50 Port
+ MRS Magnet Ring Olympus50 Set
244g / 8.6oz
OM-D E-M1 + Four Thirds Adapter MMF-3
+ ZUIKO DIGITAL 1.4x Teleconverter EC-14
+ ZUIKO 50mm Macro
PT-EP11 + Port Adapter PAD-EP08
+ Port Extension Ring PER-E01
+ Port Extension Ring PER-E01
+ MRS Olympus50 Port
+ MRS Magnet Ring Olympus50 Set
349g / 12.3oz
OM-D E-M1 + Four Thirds Adapter MMF-3
+ ZUIKO 8mm Fisheye
PT-EP11 + Port Adapter PAD-EP08
+ Port Extension Ring PER-E01
+ Shade Sponge D80
+ Dome Port Olympus+Shade 2 Set
471g / 16.6oz
PEN E-PL5 + M.ZUIKO 14-42mm II R PT-EP10 -87g / -3.1oz
OM-D E-M5 + M.ZUIKO 14-42mm II R PT-EP08 + PPO-EP01 Lens Port -15g / -0.5oz
PEN E-PM1 + M.ZUIKO 14-42mm II R PT-EP06L -112g / -4.0oz
PEN E-PL3 + M.ZUIKO 14-42mm II R PT-EP05L -54g / -1.9oz
PEN E-PL2 + M.ZUIKO 14-42mm II PT-EP03 -54g / -1.9oz
PEN E-PL1 + M.ZUIKO ED 14-42mm PT-EP01 -220g / -7.7oz
  PMLA-EP01 Macro Lens Adapter 22g / 0.8oz

Mfr. Camera Housing U/W Weight
Panasonic LUMIX FT5 MCFT5 21g / 0.7oz
LUMIX FT3 MCFT3 37g / 1.3oz
LUMIX FT2 MCFT2 42g / 1.5oz
LUMIX TZ40 MCTZ40 -84g / -3.0oz
LUMIX TZ35 MCTZ35 -91g / -3.2oz
LUMIX TZ30 MCTZ30 -68g / -2.4oz
LUMIX TZ20 MCTZ20 -45g / -1.6oz
LUMIX TZ10 MCTZ10 -88g / -3.1oz
LUMIX TZ7 MCTZ7 -84g / -3.0oz
LUMIX TZ5 MCTZ5 -76g / -2.7oz
LUMIX ZX3 MCZX3 -15g / -0.5oz
LUMIX ZX1 MCZX1 -12g / -0.4oz

Mfr. Camera Housing U/W Weight
Sony DSC-WX200 MPK-WH 41g / 1.4oz
DSC-WX100 MPK-WH 44g / 1.6oz
DSC-WX50 MPK-WH 39g / 1.4oz

Mfr. Camera Housing U/W Weight
Nikon Nikon 1 J4
+ 1 NIKKKOR VR 10-30mm PD-ZOOM
WP-N3 8g / 0.3oz
Nikon 1 J4 + 1 NIKKKOR VR 11-27.5mm WP-N3 12g / 0.4oz
Nikon 1 J3 + 1 NIKKKOR VR 10-30mm WP-N2 11g / 0.4oz
Nikon 1 J2 + 1 NIKKKOR VR 10-30mm WP-N1 65g / 2.3oz

*Actual measured weight of a housing with camera/battery/storage media. Excluding a balance weight supplied with a housing. A built-in diffuser panel is not included as it is not used when installing Mount Base/Lens Adapter Base or Optical Cable products.
*The data may be different from camera/housing manufactures' nominal value.

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