Back in the Water
Short blog on returning to the water and using UWIS navigator to locate and mark sonar targets
Short blog on returning to the water and using UWIS navigator to locate and mark sonar targets
Diving the SS Thistlegorm book is available now and at 240 pages contains a wealth of information about the wreck and its cargo
UWIS underwater GPS navigation continues apace with real-time viewing of 3D wreck models during a dive.
Last Roll of the Dice At 23:32hrs on the28th of October 1918 the Flotta Mining Hut triggered the remotely controlled minefield that guarded Hoxa Sound, thus sealing the fate of the submarine U.B.116 and her crew. U.B.116 had departed Heligoland early on the morning of the 25th with orders to attack the Royal Navy base Read more about 100 Years Ago Today – The Sinking of U.B.116[…]
3D Work in Scapa At least once a year we take the long drive north to Orkney and Scapa Flow for a week of diving onboard the MV Valkryie. The Flow has been used as a military base during both world wars and the German High Seas Fleet was interred and scuttled there in 1919. Read more about Scapa Flow – The Results[…]
Tips and Tricks Keeping with the theme of recent posts about light, we have some tools available in Photoscan available to us. Like any tool, its useful to know when to apply them and when the outcome might not be quite as we hoped for. Here’s a screen grab of a model as processed with Read more about Photoscan and Light[…]
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[…]
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[…]
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[…]
Background A few years back Grahame Knott of Deeper Dorset found the dispersed remains of an aircraft in Weymouth Bay. Over the years pieces of the jigsaw have come together, with pieces of information as diverse as component part numbers and an entry in the Portland War Diary (Held at the National Archives) all adding up to Read more about Bolt in the Bay – P47-D Crash Site[…]