DPG is a comprehensive underwater photography website and community for underwater photographers. Learn underwater photography techniques for popular digital cameras and specialized professional underwater equipment (wide angle, macro, super macro, lighting and work flow). Read latest news, explore travel destinations for underwater photography. Galleries of professional and amateur underwater photography including wrecks, coral reefs, undersea creatures, fashion and surfing photography.
Dive Photo Guide


Inon Announces System Base III
By Ian Bongso-Seldrup, February 21, 2019 @ 11:00 AM (EST)

Inon has announced its System Base III modular tray and handle system, which can be configured to fit a wide range of housings. A variety of tray configurations are possible, with one or two handles, which can be attached at three different angles. The tray can be fitted to the company’s underwater tripod system, while the top of each handle accepts various Inon adapters and mounts for strobes, lights or other accessories.

The new System Base III is shipping now. Contact your local dealer for pricing.


System Base III

INON INC. is pleased to announce official release of the System Base III relating products offering broad compatibility to support from compact housings to SLR housings on January 18th, 2019.  

Main Base III

  • Release date: January 18th, 2019
  • JAN Code: 456212143 916 0

Holder III (*1)

  • Release date: January 18th, 2019
  • JAN Code: 456212143 917 7

(*1) Upon release of the Holder III, the Holder II will be discontinued and available from limited stock at our dealers.

Holder III Set: A set of one each of Main Base III and Holder III

  • Release date: January 18th, 2019
  • JAN Code: 456212143 918 4

Main Base III product features

An essential base plate securely attached on the bottom of an underwater housing with two tripod screws to add a handle.As the width between tripod screws is variable at 33-105mm/1.3-4.1inch, this base widely supports from compact housings to SLR housings enabling you to use same base tray when upgrading camera system.

Compatible products:

  • INON X1 series housing
  • INON X-2 series housing
  • Olympus PT-EP01, PT-EP03, PT-EP05L, PT-EP06L, PT-EP08, PT-EP10, PT-EP11, PT-EP12, PT-EP13, PT-EP14, PT-053, PT-054, PT-055, PT-056, PT-058
  • Nikon WP-N1, WP-N2, WP-N3

Both ends can have optional Holder III (*2).

(*2) The Holder II and D Holder is not compatible with the Main Base III.

The Main Base III is equipped with four screw holes each on both ends enabling to attach optional Holder III at three different angles (*3)

(*3) When installing the Holder III at a right angle (above right image), the Holder III may interrupt opening/closure of the combined housing. If this happens, please remove the Holder III to open/close the combined housing.

It is easy to install on the INON UW 3-Way Panhead via its packaged Panhead Adapter Base to use on an INON underwater tripod system.

Replacing pre-installed tripod screws with optional 12-24 Tripod Screw Set for Grip Base M1 enables to attach the Main Base III on an underwater housing equipped with 12-24UNC screws on its bottom.

12-24 Tripod Screw Set for Grip Base M1

Holder III product features

Dedicated handle for the Main Base III to attach either end of the Main Base III. Elongate slots equipped on the bottom allows to have ample range to adjust handle position side ways to suits to a compact housing as well as large DSLR housing.

The top end of the Holder III can be configured with variety of INON adapters and cold shoe accessories.

Example of combination (from left): Direct Base III, Multi Direct Base IIa, Multi Direct Base II Long, Multi Direct Base II WB, Z Adapter II

Example of combination (from left): Direct Base YS RT, Shoe Base Adapter D4 + Shoe Base 1/4-20UNC, Shoe Base Adapter D4 + Shoe Base M6, Shoe Base Adapter D4 + Shoe Base BALL, Shoe Base Adapter D4 + Shoe Base II

Compatible product

  • INON Main Base III (*4)

(*4) Compatible with Main Base III only and not compatible with Main Base II, D Base SPS; a base tray for Grip Base D4 or D Base M1; a base tray for Grip Base M1.



Fantasea FG7X II
Ikelite Housing for Nikon D500
I-DiveSite Venom 35s
SeaLife DC2000
Be the first to add a comment to this article.
You must be logged in to comment.
Support Our Sponsors
Travel with us

Featured Photographer

Follow Us