Let There Be Light Part II

Orcalight A few weeks ago we shared the news that the Orcalight Seawolf had been upgraded. The original single battery canister and light head was returned to Shane at Orcalight for modifications. A second light head and improved batteries were in the upgrade and the intention was to improve the coverage of light when working with a Read more about Let There Be Light Part II[…]

Photogrammetry Training

Time to Train For those who want to know more, Simon Brown of Deep3D is holding a photogrammetry training course. Organised in conjunction with Tim Clements and Vobster Quay Inland Diving the three day course will run from the 11th to the 13th of May. Three days discovering the basics of photogrammetry, discussion about cameras and Read more about Photogrammetry Training[…]

Photoscan 1.4 – Importing Video

Freeze Frame Until now converting video into still photographs required a piece of third party software. Since the release of Agisoft Photoscan 1.4 the ability to import video directly has been added. It was time to investigate and see what this function offered us. With enough light to warm the ocean and a housed digital SLR camera Read more about Photoscan 1.4 – Importing Video[…]

Drain the Pirate City

Pirate Port in the Press Published in this month’s BSAC SCUBA magazine is a four page account of how Jamaica’s Port Royal was scanned on behalf of MSP/National Geographic/Discovery Canada for the production of Drain the Sunken Pirate City. The programme now being broadcast on National Geographic Channel here in the UK. Port Royal is Read more about Drain the Pirate City[…]

Let There Be Light

In the Beginning… In our temperate northern waters there is a lack of light. The very thing that underwater photogrammetry needs is often in short supply and light is like a drug. You always want more. Underwater photographers get around the limits of natural light with flash guns or video lights and these generally work Read more about Let There Be Light[…]

Underwater GPS and Photogrammetry

Where am I? Trying to scan underwater sites such as submerged landscapes or very broken wrecks often results in becoming hopelessly lost. Add into the mix the vision limiting experience of low visibility and a difficult job gets a lot harder. When on a sightseeing dive disorientation can be frustrating as you fin around missing Read more about Underwater GPS and Photogrammetry[…]

Photscan 1.4 Beta – Animation

A New Version Our friends at Agisoft have released a beta edition of Photoscan Pro 1.4. With all releases there will be some additions that get our pulses racing. Animation is one such feature. Having the ability to quickly create simple short videos of our models has been on our wish list for a while. With the latest Read more about Photscan 1.4 Beta – Animation[…]

Photogrammetry Measurement and Scale

A Pretty Blob Photogrammetry is an excellent way to capture the world around us. Anyone can get involved and explore a subject that might otherwise be out of reach. The underwater world is such a place and with just 0.5% of the population able to dive bringing a shipwreck to the surface in digital 3D Read more about Photogrammetry Measurement and Scale[…]

Gone But Not Forgotten.

Gone Late last week a tanker in Weymouth Bay managed to snag a torpedo on its anchor. Royal Navy divers from the Southern Diving Unit dealt with the problem torpedo and a link to the full story is here. The torpedo in question is almost certainly one of Grahame Knott’s Deeper Dorset finds. The torpedo Read more about Gone But Not Forgotten.[…]