View allAll Photos Tagged stackables

I wold love to acknoledge the person who stacked the coins and took the photo, however, I don't know who he or she is. So thank you to you. Love the shot.

Village near Salcombe, Devon. The street descends sharply, into a dip and then out again, revealing these "stacked" buildings with varying pastel colours. Shot with a telephoto to compress the perspective!

My panorama push of the last year has been my image focus as I get my image libraries into Lightroom 6/CC. Still a lot to do with the libraries and sorting, so it will be ongoing. I pretty much have only just started with how to process with Lightroom 6. Someday i will move on to photoshop CC. As you can see with the 'panorama's I've a lot to learn there as well. It has been fun and don't mind leaving some slightly flawed panoramas in to provide an enhanced perpective of this photographers view. This grouping here is a 'new learning curve' that I will briefly and occasionally provide some results from. These 13 images are the results of 119 images taken to learn "focus stacking" with Helicon Focus. Some fun and interesting results as was the first Tour Eiffel night image (stacked together two handheld vertical panoramas earlier in my photo stream). Did not expect any results from that attempt. These 13 images show promice even with the learning curve ahead of me. I mistakenly mixed my jpeg and RAW images into the stacks, so no wonder I had many difficulties & failures with little additional "focus" showing. Still, I am enjoying the results and especially liked some of the frost images. Hope some of you learn the ins and outs of the new processes like 'focus stacking' quicker than I and enjoy it as much. Thank you all for your time, favs and comments.

Full Stack London 2019. Wednesday, 10th - Friday, 12th July at Business Design Centre, London. skillsmatter.com/conferences/11213-fullstack-london-2019-...

Navajo Loop Trail, Bryce Canyon National Park

 

Every sight at Bryce Canyon was uniquely beautiful. The layers of contrasting textures and colors in this one almost reminded us of some kind of exotic dessert. Well, the appetite of our eyes was satisfied for sure!

Stacked using Zerene Stacker trial edition. Initial impressions greatly exceed photoshop's capabilities when it comes to stacking.

Spine readable size.

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After clicking the link you may have to click on the photo to see the original size.

 

There are so many CDs in cardboard and digipak covers that I've had to lower the height of the stacks and add some support to create stable stacks.

An art installation at the School of Architecture - University of Waterloo, Cambridge Campus. From sidewalk to roof - toys and whatnot. I am not sure of the occasion or purpose.

 

For Our Daily Challenge - Stack

 

Don't use this image on websites, blogs or other media without explicit permission.

 

© Barbara Dickie. All rights reserved.

  

Rubbermaid Stackable Recyclers make recycling easy! Three sizes can be stacked and interchanged to suit your sorting needs. The flip door makes unloading recyclables a breeze. Stickers allow you to label your bin so you can see if you are sorting glass, paper, plastic, etc. The hood snaps securely to the base so you can transport your recyclables to a facility if necessary.

 

For additional information please visit: www.rubbermaid.com/Category/Pages/ProductDetail.aspx?Prod...

Stacks in the Dept. of Archives & Records Management at Kennesaw State University.

STACKED PILLOW CAKES THAT I MADE FOR MY MOMMA'S 57th BIRTHDAY WHILE I WAS ON VACATION IN THE DOMINICAN REPUBLIC THIS SUMMER.

SHE SHOWED ME HOW TO MAKE THESE FLOWERS AND SHE HAD NOOOOOO CLUE I WAS MAKING THEM FOR HER OWN CAKE!!! HAHAHA! SHE WAS SURPRISED, SHE LOVED IT WE CRIED AND IT WAS A PARTY TO REMEMBER!

 

LOVE YOU MOM!

 

HAND MAKE FLOWERS, BUTTONS, AND ALL EDIBLE GUMPASTE DETAILS.

It's been almost two months since I've made a top with stacks! Love this swirly fabric and I've used the first half of it in the past to make my usual octagons. This time I'll use it for a different block.

Stacked rocks at Old Mission Point Michigan.

A stack is a geological landform consisting of a steep and often vertical column or columns of rock in the sea near a coast, isolated by erosion. Stacks are formed through processes of coastal geomorphology, which are entirely natural. Time, wind, and water are the only factors involved in the formation of a stack. They are formed when part of a headland is eroded by hydraulic action, which is the force of the sea or water crashing against the rock. The force of the water weakens cracks in the headland, causing them to later collapse, forming free-standing stacks and even a small island. Without the constant presence of water, stacks also form when a natural arch collapses under gravity, due to sub-aerial processes like wind erosion. Stacks can provide important nesting locations for seabirds, and many are popular for rock climbing.

 

Stacks typically form in horizontally-bedded sedimentary or volcanic rocks, particularly on limestone cliffs. These rock types medium hardness means medium resistance to abrasive and attritive erosion. A more resistant layer may form a capstone. (Cliffs with weaker rock - such as clay - tend to slump and erode too quickly to form stacks, while harder rocks such as granite erode in different ways)

 

The formation process usually begins when the sea attacks small cracks in a headland and opens them. The cracks then gradually get larger and turn into a small cave. When the cave wears through the headland, an arch forms. Further erosion causes the arch to collapse, leaving the pillar of hard rock standing away from the coast - the stack. Eventually, erosion will cause the stack to collapse, leaving a stump. This stump usually forms a small rock island, low enough for a high tide to submerge.

My son, Ethan, is on the U.S. Sport Stacking team. It's a big honor, which allows him to compete in various states and around the world - including at the Jr. Olympics. However, none of his fees or travel expenses are covered, so he works to raise the money himself. He's now working to get to Montreal for the World Championships this spring. He has set up a site here:

www.gofundme.com/ethansumsion

 

I'm spreading the word. Thanks!

First attempt at stacking images

stack near crofthandy

39 x 48.5, precut stacked bricks, 3" x 6.5" Quits for Kids.org

Stacks of Coca-Cola at a Chevron fuel station.

Driving to Freshwater West a while back I spotted the old house with all those stacks and noticed the way it sat against the backdrop of the stacks of one of the oil refineries on the south side of the Milford haven waterway. I used the Ef70-300 set at 225mm to get the compression I wanted in the image.

  

Comments/Invites are always appreciated, but please do not place Multiple Invites, Flickriver Badges or Animated badges with comments. They may be deleted.

  

Best seen on Black, press "L" Then on a PC press F11 for full screen view, or view in Fluidr (use link below).

 

K_D_B on fluidr

  

All my images are © All Rights Reserved, and must not be used in any form whatsoever, on or in any type of media without my expressed permission.

Yeah I know I have lots of dictionarys. What can I say I love words!

I have made this image to try to explain why image stacking is often necessary in astrophotography.

It shows two different exposures of the same area (around Alpha Delphini) cropped from the full frame.

You see the photos on the left, the upper one was 2.5 seconds exposure at ISO 3200 and the lower one was 40 seconds at the same sensitivity.

On the right are graphs of the brightness profile along the horizontal line through the brightest star (Alpha Del). I deliberately angled the photos so there are two fainter stars on the same line.

The graphs have 4 traces: one for each of the colour channels (RGB) and black would be the monochrome version (actually root sum of squares at each pixel).

The camera had 14 bits per channel, which means the (digitised) brightness in each colour at any pixel can only have values from 0 to 16383 (2 to the power 14 minus 1). So there is a limited range that can be represented and even for the short (2.5s) exposure the bright star is saturated: its peak would have gone above the maximum and so it is chopped off and set to 16383.

The lower part of every trace is for the background (sky) pixels and it is quite clear that even for the short exposure they are not zero. Furthermore the red trace is always higher than the green and blue ones, which is typical of pollution from street lamps.

On the longer exposure (lower photo) we can see that the background is really high, leaving little room between that and the maximum. Hence the reddish fogged photo and a smaller brightness range of stars can be discriminated.

So we have to keep individual exposures short enough to keep the background as near zero as possible and also to keep as many stars as possible from saturating.

When we do that though the level of the fainter stars is barely above that of the background and they tend to be lost in the fluctuations (noise) of the background.

Stacking helps (if the software does it right) by adding the pixels up in a memory area that allows a much greater range of brightness values before saturation.

When I started trying to do this, around 2001, there was nothing available that could cater for the large images from DSLR's, only for the much smaller images made by CCD cameras. So I started to write my own software, which I call GRIP (GR's Image Processor - I had worked in imaging software in the 1980's and 90's, which helped).

GRIP has an accumulator image in memory that has 32 bits per channel for every pixel, so brightnesses up to 2 to the power 32 can be represented before saturation would occur. (You would need to add more than 250000 14-bit exposures for any saturation to occur so, yes, it's overkill but convenient for programming.)

So if we accumulated 16 of the 2.5-second exposures the result would be similar to a 40-second exposure except that the profiles would not be chopped off at the top. The trick then is to read out the accumulator into a normal image through a look-up curve which takes the minimum of the background level down to true zero, stretches the contrast of the levels just above the background to make faint stars more visible, and takes the maximum actually occuring brightness (of the brightest star in the image, if none have saturated) to the maximum of the target image (which will have either 16 or 8 bits per channel).

NB: If intending to do photometry, to measure magnitudes of stars, the contrast must be kept linear. Also no stars involved in the measuring must have saturated.

(I have adapted this from a page of my own site, where there is more detail. See www.grelf.net/astro_exposure.html.)

Stack of rounded beach rocks at Josefinelust, Kullen

Plaque describing the previous photo. Zoom in to read.

 

The false stack from President Franklin Delano Roosevelt’s Presidential Yacht USS Potomac. The stack contained an elevator with ropes and pulleys. President Roosevelt could raise or lower himself in his wheelchair using his upper body strength. The restored yacht> is in Oakland, California, but the stack is mounted at Long Wharf Park in Cambridge, Maryland.

Stacked images of ISS passing over the house. Inspired by this.

These plastic stackable drawers cost about $7 for a set of three drawers. We screwed them into the base of the closet and into the back of the closet. They are solid as a rock - no tipping.

Focus stack on an old coin. Still some out of focus areas, but not bad for a first attempt.

Stacked Kubota

 

Uploaded by : Mike Sherwood

 

1105 hours on this lean mean mowin machine, complete with chicken lights and chrome.

I posed a question on the blog today, asking what you like to see in the "basics" chapters of quilt books. I'd love to know if you'd care to take the time to let me know! Blogged.

Berlin, Germany.

 

Lomo LC-A

Fujichrome T64 Professional cross processed, expired 01/2010

Focus stacked in Element 12 with plug-in.

using two images should have been 3 as mid ground is not sharp. Still its a economic way to get focus tacking in Photoshop Elements. using smart phone to control camera on low tripod. with out having to get on my knees I could adjust position of camera on tripod looking at phone screen.

The concept of stacking two twisted is also possible for hexagonal twists. This is one molecule.

 

Folder: Dirk Eisner

Kami

Photo taken on 21 Dec, 2012 by A.M. Stangl

This one is three separate boxes that stack on top of each other to make a trinket box tower of sorts :-) Each box is 85 mm (3.5") diameter by 45 mm (1.8") deep. The top two boxes each have a foot ring that sits inside the previous box preventing them from sliding about. The bottom box has a flat base which is why it appears shorter in the third pic. Overall height when stacked, including the lid is 155 mm (6.1"). The shiny finish is achieved with liquid Kato, a method taught to me by Debbie Crothers.

Hikers in Oregon and Washington like to stack rocks. Often it is just for fun while taking a break, but these stacks can serve a useful purpose too. In places where a not so obvious fork in the trail occurs or where an access point is difficult to spot an obvious man-made shape is a helpful visual cue.

 

Photo taken near Wahclella Falls in the Columbia River Gorge National Scenic Area (Oregon, USA).

Stack of books in black and white

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