#CrossView

TIL Wikimedia has lots of these

lemmy.ml/post/41465087

2025-10-12

Green Lynx Spider (Peucetia viridans) - #Arachtober 11
After yesterday's slightly flat stereo image, here is a much better one. Composition isn't the best, but it looks great in 3D. #CrossView #Stereogram #naturephotography #macrophotography #spider

Stereo macro photo of a green spider with outstretched legs waiting on a flower.

If the Tardis was an automobile

lemmy.world/post/36943693

Piper has movedpiper@mastodon.world
2025-09-27

Fuzzy little friend. Cross your eyes to see it properly.

#crossview #stereogram

A closeup of a fuzzy, brown moth on a heavily rusted metal beam. Very blurry trees are visible in the background. The image is a stereogram: two versions of the image are presented side-by-side—one from the left eye's perspective and one from the right.
2025-08-08
Attempted to make a 3D photo of my basket of apples.

It's not perfect, but I think it worked!!

Cross your eyes/let them defocus like you're doing a magic eye puzzle, and you should be able to see the apples in 3 dimensions.

#apples #crossview #magiceye #threedimensions #3D #parallelview
2025-02-21

Animated xray crossview

lemm.ee/post/56194741

Lens-Artists Challenge #333: Complementary Colours

This week Egídio from Capturing My World Through Brazilian Eyes is hosting the Challenge, and his theme for the week is ‘Complementary Colours‘. ‘Are we ready to have more fun with colors?’ he asks. ‘Let’s … see how we can paint with our cameras and get photos that pop. All you need is to be familiar with complementary colors.’

https://upload.wikimedia.org/wikipedia/commons/b/bc/RGB_color_wheel.png

Complementary colours are those colours that sit roughly opposite on the colour wheel, which in turn is ‘an abstract illustrative organization of colour hues around a circle, which shows the relationships between primary, colours, etc.’ As Egídio observes, ‘Using [complementary colours] in your photography creates the best color contrast, and your images pop.’ But which colours are considered complementary? According to Wikipedia this depends on the colour model being used. ‘Modern colour theory uses either the RGB additive colour model or the CMY subtractive colour model, and in these, the complementary pairs are red–cyan, green–magenta, and blue–yellow.’

For my submission to the Lens-Artists Challenge this week, the complementary colours that I’ll concentrating on is the red-cyan combination, and one particular use of this combination, the red/cyan anaglyph. Stereoscopy, or ‘seeing’ three dimensional depth from a two dimensional image, has been around longer than photography itself. It was first postulated in the early 19th century, and after the invention of photography as a technique was popular until the mid-20th century, at least.

The Lomo Sputnik, a Soviet stereo camera from (I think) the 1960s.

Stereo, or 3D photography works by having a camera with two lenses, spaced roughly 6cm apart, that can take two images at the same time. These can be viewed side-by-side with a stereoscope, as an animated ‘wiggle’ GIF file, or with special red/cyan stereo glasses as an anaglyph. There is a slight parallax difference (the distance between the lenses) between the two images, and the 3D effect of the anaglyph is achieved by ‘encoding each eye’s image using filters of different (usually chromatically opposite) colors, typically red and cyan.’ (Wikipedia) … When viewed through the glasses, the brain reconstructs the anaglyph as a three-dimensional image.

Until the late noughties, all stereoscopic photography was analogue, although you could create an anaglyph from scanned images in PhotoShop. But around 2010, with the advent of 3D TVs and the release of some films in 3D, a few manufacturers, FujiFilm and Panasonic among them, released 3D digital cameras onto the consumer market.

I’ve been lucky enough to get my hands on the Fujifilm Finepix Real 3D W3 (that’s really it’s full title, quite a mouthful for sure). It’s been a bit of a task to learn how to make stereoscopic images, and I’m not really sure that I have the technique properly refined yet, but I’m getting there. To make a 3D image for presentation I use the free program Stereo Photo Maker (SPM), which will automatically make stereoscopic images from the raw MPO file that the W3 uses, including the digital anaglyph.

Of course, the chances are that you won’t have any red/cyan stereo glasses around to view the images properly (for the record, I don’t) but at least I hope that you will like the images that I have created. If it helps, I’ve also added a couple of wiggle GIFs of the images to give some idea of what they should look like.

https://media2.giphy.com/media/v1.Y2lkPTc5MGI3NjExeTNwc3F1bmNhaGo3dGJicXBlbjgzanpmMGM2cjF1b3QzOHduNHBrZSZlcD12MV9pbnRlcm5hbF9naWZfYnlfaWQmY3Q9Zw/OhoEhtpcHrTrKksoCO/giphy.gif

https://media0.giphy.com/media/v1.Y2lkPTc5MGI3NjExMGdkdzY3M3o0eWY5cDl1MWkwYWNsMmJjbHl3ejEzMmI0MTRqcjgyNCZlcD12MV9pbnRlcm5hbF9naWZfYnlfaWQmY3Q9Zw/wVz8lpucJFlyoobPn1/giphy.gif

https://media0.giphy.com/media/v1.Y2lkPTc5MGI3NjExODhkMHE3cWdrZzVtdXNnYTBnbHQ0cjRhMGo5NDVudDNwcTNncmI0ZyZlcD12MV9pbnRlcm5hbF9naWZfYnlfaWQmY3Q9Zw/FJo2uv9aMq2v1s0BKN/giphy.gif

As a bonus, of sorts, I’ve also attached a ‘double exposure’, which I think is what happens when you load a JPG file into Stereo Photo Maker. I’m still not sure how this came about, but I really like it. Also included is what happens when you try intentional camera movement with the W3, and an anaglyph made from that.

https://media1.giphy.com/media/v1.Y2lkPTc5MGI3NjExZ3VuNWU3OGZ0c2t6ejJheWE1eWcyaXl6MmUwdWlvZnk1dnlpYjV4cyZlcD12MV9pbnRlcm5hbF9naWZfYnlfaWQmY3Q9Zw/p6iPx2rJvdxlCwr4XV/giphy.gif

Next week, Tina will host the Challenge, so hope that you can join us then. Themes for the Lens-Artists Challenge are posted each Saturday at 12:00 noon EST (which is 4pm, GMT) and anyone who wants to take part can post their images during the week. If you want to know more about the Challenge, details can be found here, and entries can be found on the WordPress reader using the tag ‘Lens-Artists’.

If you are on Mastodon, you can now follow this blog directly. Just go to Mastodon and follow the ‘Snapshot’ WordPress account at @keithdevereux.wordpress.com. All new posts will be automatically updated to your timeline.

#Anaglyph #AnimatedGif #Challenge #ComplementaryColours #Crossview #Experimental #FinepixW3 #LensArtists #Real3D #Stereo3D #Stereography #StereoPhoto #Stereoscopy #LensArtists

A red/cyan anaglyph of tyres turned into plant pots on a stony surface.
MB_WorldMB_World
2025-01-20

Je me lance ici avec cette première photo stéréoscopique prise dans la gare d’Anvers Central. Le début d’un nouveau voyage

My first post here is about stereoscopic photography and the start of a new journey

Antonin Roussel7tonin@piaille.fr
2025-01-13

C'est un temps à givre magnifique à courir la campagne en quête de délicates constructions féeriques. Ces photos ont quelques jours à quelques années.
#givre #glace #macrophotographie #stéréoscopie #visionCroisée
#cencellada #hielo #macrofotografía #estereoscopía #visiónCruzada
#Frost #ice #macrophotography #stereoscopy #crossView

Stéréophotographie d'une fleur séchée de chardon, gris marron, couverte de givre blancFeuille marron clair d'érable, givrée, voisinnant des trèfles verts, givrés.Détail d'une crassulacée givrée, tige rosée, feuilles tirant vers le vert pâle. Le givre a construit de petits cônes de glace délicats.Détail d'une tête de crassulacée givrée, bouquet de feuilles ovoïdes vertes tirant vers un rouge sombre. Le givre a construit de petits cônes de glace délicats.
Florian Haasxahteiwi@pixey.org
2024-10-20
Went on a ballooning trip.

#stereo #crossview
View from a hot-air balloon about 100m above ground. There is a village in the middle distance and a ridgeline behind it. On the field below, one other balloon is about to depart, and a third is still on the ground ready for inflation.View from a hot-air balloon about 1000m above ground, on a slightly hazy day. A thin layer of clouds is visible edge-on. A motorway snakes through the valley below. Another balloon is visible a few hundred metres away, floating slightly lower.View from a hot-air balloon about 500m above ground, looking west at the low sun. A farmhouse is casting a long shadow. There are two more balloons visible as tiny specks in the distance.View from a hot-air balloon about 100m above ground over a rural valley, shortly before landing. A road cuts through the view. The sun is low, and buildings and vehicles are casting long shadows.
Florian Haasxahteiwi@pixey.org
2024-07-24
As stereo images go, this one is pretty cool.

#stereo #crossview
A wooden table full of stacked rocks near a wayside cross by a hiking trail. There are at least 30 such stacks, neatly arranged in rows. The cross is flanked by some trees; the weather is sunny with scattered clouds.
2023-07-01

Today, I'm releasing VR Photo Converter 2.0. It converts VR180 photos to left/right or cross-eyed view or as parallel view.
japplis.com/virtual-reality/vr

#crossview #vr180 #software #photo #stereoscopy :java:

Screenshot of VR Photo Converter

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