Useful Tutorials

How do I set up my Optical Lens support?

What can I do with my Extender Frame?

How do set up the GSM GPower SL on the earphone supports of the Extender Kit?

These, and many other questions can find an easy answer to help you out when and if a knowledgable Servicing Center or OCEAN REEF Customer Service operator, is out of reach. 

Just check these videos out and explore the available material on this website and our YouTube Channel. 



Special programs, kits and offers


Check the link below to find out how to renew your OCEAN REEF gear switching from something older, to the newest products. Ask your preferred dealer to take you through the steps of choosing your new OCEAN REEF IDM.



Check the link below to find out how to get the most from switching your other manufacturer FFM into a state-of-the-art OCEAN REEF IDM. Ask your preferred dealer to take you through the steps of choosing your new OCEAN REEF IDM.



GSM Mercury Manual_Rel. 1.2 pdf

GSM Mercury user Manual

gamma 105 2010 rel 1.pdf

Gamma 105 user Manual

manual gpower-sl.pdf

GSM GpowerSL user Manual.

manual m105digital_Rel. 1.3.pdf

M105 digital user Manual.

manual m105digital dual channel.pdf

M105 digital dual channel user Manual.

manual alphaproxdivers-1.pdf

Alpha Pro X divers user Manual

gsmdc communication unit manual rel1.2 .pdf

GSM DC communication unit user Manual

Neptune Space Predator TDivers manual rel1.3 .pdf

Predator Tdivers IDM user Manual

Neptune II .pdf

Neptune II user Manual

Dual-tank-valve-Manual-Rel. 1.0.pdf

Dual tank valve – Owner’s-Manual_Rel-1.0

manual cube.pdf

GSM Cube3 user Manual

neptune space manual rel 9.5.pdf

Space IDM user Manual

gamma alpha 2010 rel 2.pdf

Gamma Alpha user Manual


SL35 TX first stage user Manual

Neptune space raptor rel 2.3.pdf

Space IDM raptor (Space Extender 100) user Manual

Neptune Space Predator rel 3.4.pdf

Predator IDM user Manual

Neptune Space Iron rel. 1.2.pdf

Iron IDM user Manual


Octopus-System – Owner’s-Manual


VISOR-LIGHT_Owner’s-Manual_rel. 2.3

Sanitization Protocol

Sanitization Protocol for scuba equipment


OCEAN-REEF-LR Scuba Diving-eng-2019.pdf
Scuba Diving Catalog 2019

Conformity Declarations

ISO Certified Company

Our over and underwater brand.
OCEAN REEF invents, designs and produces equipment to be fully at ease in discovering the underwater wonders.
Find out more: diving | snorkeling
Plants growing underwater: an alternative system of agriculture for those areas where environmental conditions make plants growth difficult.
Find out more:
MESTEL SAFETY is our brand for Protection Equipment, OEM productions and development in molding, electronics and engineering.
Find out more:

MESTEL SAFETY Srl | Via Arvigo, 2 | 16010 S'Olcese (Genova) | T. +39 010 708 2011 | F. +39 010 708 2099 | P.IVA: 01674650997
OCEAN REEF Inc. - 2510 Island View Way - Vista, California 92081 USA - F. +1 760 744 9525 P. +1 760 744 9430