Everything posted by Dave_Hicks
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BackscatterXTerminator
I'll stick with Most. It just requires a little practice using the tools. Here is my edit of your picture doing pretty much what I described above, except I removed the unsightly branch. The invert was not helpful in this case, so I omitted it. I only addressed the background, not the subject. I think your picture is great, and it just needed a little cleanup. null
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BackscatterXTerminator
You can remove most background backscatter in bulk right in Lightroom with built-in functionality. Linear gradient mask over background water containing BS Subtract subject Intersect color range on black Invert mask Drop clarity and texture toward zero Lower black level This takes about 10 seconds and does the job in many cases with black water. Similar variations work with blue or green water as well. Reducing clarity and texture of background water containing backscatter does 90% of the job. Tools like BSX are lot more effective in complex scenes with foreground backscatter intermingled with the subject.
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Pacific Spiny Lumpsucker on my Snoot!
Here is the same Lumpsucker before it alighted upon my strobe: Nikon Z8 w/Nikkor 105mm lens, +5 diopter, f16@1/200s iso250 Backscatter MF-2 strobe & snoot + BS HF-1 strobe
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Pacific Spiny Lumpsucker on my Snoot!
Is it still a snoot shot if the fish is sitting on top of the snoot?
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Pacific Spiny Lumpsucker on my Snoot!
I went diving last night near Seattle looking for Pacific Spiny Lumpsuckers. I found one very quickly and spent some time shooting with my MF-2 + Snoot and an HF-1 for fill lighting. This little lumpsucker charged at me and decided to settle down right on my MF-2's snoot! (you can see the aperture card sticking up) I carefully maneuvered the snoot in from on my 105mm lens and moved the HF-1 to light up the scene, trying not to upset the little fish the whole time. I got of a few shots as it squirmed around on the snoot, and this was the best one! I was also trying out a macro reduction ring I 3D printed for the HF-1. It seems to do a pretty good job! Nikon Z8 w/Nikkor 105mm lens, +5 diopter, f18@1/200s iso250 Backscatter MF-2 strobe & snoot + BS HF-1 strobe
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Mutli strand vs single core fiber
I used to use the 3mm plastic core cables, but some strobe models like the older S&S units had inconsistent triggering with that material. They are also more fragile than the 613 multi-core fiber. It's cheaper, but not as good in my experience. With the multi-core available at about $7 USD per meter in the USA, it's really not expensive for what you are getting. I make my own 3d printed connectors as well, using PETG & TPU. I've shared my most current design for 2mm fiber connectors at the link below. I would love to see your connectors as well if you have made them available to share. I am always looking to learn from other's great ideas! https://makerworld.com/en/models/846729
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WA shooting with 3xZ240
Shooting wide angle reef scenes i am shooting at least iso400, up to 800 if the ambient light is poor.
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BackscatterXTerminator
Just download StarNet++. You can run it from the command line or a simple Gui applet. It's about 80% as good as this app, but free. But honestly, you need to use these tools with a app that supports masking and layers. Fortunately they are plenty of non Photoshop solutions for that too.
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BackscatterXTerminator
Most contests look at raw photos and will specify the degree of edits allowed. This is just a labor saving tool, there is nothing in this that can't be done with existing post processing tools like Photoshop. So i don't see anything new changing in competitions.
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Critter reflection in a bubble? How to to do this
I would guess that the photographer put a piece of glass over the subject and introduced a few bubbles underneath it. It probably required a platform on the glass to keep it in place. While some contests allow for created edits, I don't think a filter or AI construct would be allowed.
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New Retra Maxi
Still the case with the new strobe. Spotting light is centered.
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Z8 wide angle advice sort
That's no fun! There is always room for more Lens and Ports! 🙂 Seriously though, I think you will be really happy with the WWL-C and 105z. With the addition of your 8-15 you have the bases covered for 99% of the shooting you might dream about. BTW: You can buy the 24-50z lens in Like New quality from KEH for less than half retail price. ($193 vs $396) Get your 24-50z / Nauticam zoom gear here, which I designed and shared: Nauticam Zoom Gear for Nikon 24-50mm Z-mount lens by awkward_swine - MakerWorld null
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New Retra Maxi
No, not the same at all. This unit is using an entirely new power source (lithium ion), very different flash tubes, and a 6000 lumen video light. I am sure the circuitry is very different in many respects. Heat dissipation and power circuits are always the weak points in UW strobes and we've seen many units that had common failures in these areas. (S&S DS2, Backscatter MF1, Inon 240, etc) Only time in market will prove any new products to be reliable and even then anecdotal reports make it tough to get a true read on the story.
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New Retra Maxi
Seems a bit early to be to be making a statement on reliability.
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New Retra Maxi
The specs look really good. I am happy to see Retra stepping up to meet the growing list of viable competitors in the market, and take some steps to close the price gap. I look forward to watching the preview video.
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Backscatter HF-1 Strobe Tests -- Underwater Photography Product of the Year?
Maybe give it a try using manual power level control. Lots of photographers prefer Manual over TTL as you can get much control and better results. TTL can be nice to have sometimes but it is limiting. When i used Ikelite strobes and housings I used TTL initially but soon found it was not good at wide angle. A little while later i realized i could to better on manual for macro as well.
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Z8 wide angle advice sort
No insults intended at all, that was not my goal. You have my apologies. I just don't understand the point of redefining the specified FOV. They are all relative I assume, so if you redefine one you need to do so with them all. What's the point of this recalculation?
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BackscatterXTerminator
Just for fun, I tried one of the free astrophotography star-remover apps, StarNet++. It works nearly as well as this paid solution, but you'd have to do a bit of plumbing to get it to automatically create the layers in PS. It only takes a couple of clicks to get the same result making a pair of layers. There are numerous youtube tutorials that show you how to use it StarNet++. I don't know how much customization they did with StarExterminator to remake it into BackscatterExterminator, but StarNet++ works pretty darn well on UW photos as is.
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Z8 wide angle advice sort
Madness. Get back to us when you have done these calculations underwater and revised the spec sheets for the entirety of the Nauticam port charts. 😲
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Z8 wide angle advice sort
You have the wrong data for the WWL-C FOV. It's 130-72º per the port chart.
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Z8 wide angle advice sort
The WWL-C is far more versatile providing 130deg wide angle and near macro zoomed to 50mm. The quality is excellent and no different from the WACP. It is a wet lens, but I've not found bubbles to be an issue. It's easy to clear it if that is a concern. This is my go-to setup most of the time. I don't think it replaces a Fisheye, and I still have the 8-15mm. However, I only use that in very specific scenarios where an ultra-wide fields of view is beneficial. Here are two shots from the same dive with the 24-50 & WWL-C at 24mm & 50mm.
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Z8 wide angle advice sort
Get the WWL-C and 24-50z setup. Excellent and very versatile. You may also want the 8-15mm behind a dome. I use it with the Zen 180mm with a 20mm extension. Not sure what else you could need beyond that. I also have a Kraken krl09 wet-wide lens for the 60mm on a flip, nice for some situations where you want true macro with a wide option. I designed a 3d printed zoom gear for the 24-50z. I am happy to send you one for shipping cost, and save you a couple hundred. DM me if interested.
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Mutli strand vs single core fiber
Both work if we are talking about glass fiber. Multi-strand is better as it is more durable with a tighter bend radius. Less likely to break or fail.
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Underwater Photography with a Rebreather
Buoyancy control can be more refined than on OC, so no issues with blackwater diving.
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Underwater Photography with a Rebreather
Not sure i agree. On my ccr, while talking photos i am constantly adjusting buoyancy. I mostly do this hands free by exhaling through my nose to dump gas from the loop or pulling a hard breath to activate the ADV and add to the loop. Sure, its a bit less efficient, but that's the a sacrifice to the camera.