This paper presents CHIMERA, a third-generation digital holographic printing system that solves the known problems of two previous generations. holoprinter is based on use low-power RGB continuous lasers combined with ultrafine-grain silver-halide material Ultimate U04 and capable at frequency equal to or greater than 25 hogels per second, full-color, 120° full-parallax reflection holograms optical elements size up 60×80cm hogel ranging from 250 500 µm. A 3D scanner using 4K video camera has...

Traditional holographic printing techniques prove inadequate when only input data is available. Therefore, this paper proposes a new artificial-intelligence-based process for generating digital stereograms from single black-and-white photograph. This method eliminates the need stereo cameras, photogrammetry, or 3D models. In approach, convolutional neural network and deep field model are used image colorization depth-map estimation, respectively. Subsequently, colored depth map to generate...

Traditional holographic printing techniques prove inadequate when only input data are available. Therefore, this paper proposes a new artificial-intelligence-based process for generating digital stereograms from single black-and-white photograph. This method eliminates the need stereo cameras, photogrammetry, or 3D models. In approach, convolutional neural network and deep field model used image colorization depth-map estimation, respectively. Subsequently, colored depth map to generate...

High-resolution holographic visualization of built environments remains largely inaccessible due to the complexity and technical demands traditional 3D data acquisition processes. This study proposes a workflow for producing high-quality full-color digital stereograms architectural landmarks using Google Earth Studio. By leveraging photogrammetrically reconstructed three-dimensional (3D) city models controlled camera path, we generated perspective image sequences two iconic monuments, that...

For 60 years, high-energy pulsed lasers have enabled the recording of extremely realistic portraits living people within a few nanoseconds. In 21st century, this confidential technique, which requires great skill and equipment, has almost disappeared because final monochromatic color holograms, does not appeal to public. study, we show that ultra-realistic, full-color, full-parallax snapshot holographic can be recorded using limited number synchronized HD cameras. Experiments were...

A stereoscopic image consists of a left and right view, produced by two optical sensors, the same scene from slightly distant viewpoints, but imperatively at height distance foreground. These views are then presented to an observer in such way that camera is seen only eye, give relief effect. This effect created parallax. Since mid-nineteenth century, various manufacturers have dual-lens cameras, entire collections photographs great historical artistic interest still exist, rarely shown....

This paper discusses the main requirements in today's color holography and evaluates Ultimate 04 (U04), a new ultra-high sensitivity silver halide holographic emulsion for holography. The 4 nm grain of U04 is smaller its resolution 18,000 lines/mm better than any other material. so fine that visible wavelength from deep blue 440 to far red 700 can be recorded without diffusion. also how U4 development procedure improves compared traditional processes.

When a near-eye display (NED) device reproduces an image at location close to the eye, virtual is implemented large angle. The uniformity of unbalanced due change in diffraction efficiency by hologram recording angle and angular selectivity. This study proposes method for implementing optimal uniform analyzing reconstructed was analyzed using selectivity generated while reproducing source point diffused as intermediate element holographic optical (HOE). research provides practical results...

A ultra-high sensitivity holographic Ultimate emulsion (10nm grains) has been produced, which allows the realization with short exposure times of bright, large sized, wide view angle and full color holograms fragile still subjects monochromatic pulsed reflection alived subjects. The high transparency emulsions as transmission makes them highly suitable for mastering, copies keeping same performances master. Copies on other materials, especially polymer are possible. Coating machines have...

Pepper's ghost optical illusion, used in amusement parks, theaters, movies, museums, and other venues since 1862, is produced by reflected light often wrongly described as holographic. This paper presents an alternative illusion technique based on the use of full-color analog Denisyuk holograms mixed with real elements help special lighting. The result a stunning applied-science experiment that arouses curiosity even most discerning observer, first combining real-world holography level never...

Architects, engineers, and designers normally visualize architectural, urban planning, design, or landscape design projects in different ways to present their ideas. At present, the two most widely utilized accessible methods for spatial visualization are digital 3D modeling physical modeling. Despite popularity, both approaches have intrinsic limitations. These shortcomings progressively being mitigated through advancements technology digitalization. In this study, we propose utilization of...

Digital holographic stereograms have met expectations in various fields since their introduction. Traditionally, recording large outdoor physical models has required time-consuming and complex processes involving professional tools technical expertise. This study, however, aims to streamline the process by utilizing simple equipment, such as an iPhone, basic tools, free phone applications, software. Four successful experiments were conducted evaluated using digital CHIMERA...

Several studies have explored the use of hologram technology in architecture and urban design, demonstrating its feasibility. Holograms can represent 3D spatial data offer an immersive experience, potentially replacing traditional methods such as physical 3D, offering a promising alternative to mixed-reality display technologies. visualize realistic scenes buildings, cityscapes, landscapes using novel view synthesis technique. This study examines suitability collected through Gaussian...

CHIMERA is the third generation of digital holographic printing system based on three low-power continuous lasers combined with Ultimate U04 silver-halide glass plates. This holoprinter prints at 50 Hz, 120° full-parallax, and full-color reflection holograms or optical elements a size up to 60×80 cm 250 μm hogel size. An in-house scanner was designed record full-parallax still object scenes. can automatically scene from 10×13 4K camera controlled turning table. The records in 2 hours 768...

Abstract This paper presents an evaluation of the realism a full-color reflection H2 analog hologram recorded on ultra-fine-grain silver-halide material. An is transplane image that different from well-known Denisyuk in which final appears fully behind surface glass plate. We explain how to record this type holographic material Ultimate 04. Evaluations are performed using mixed reality experience questionnaire. The our successfully demonstrated and shows potential for its integration into diorama.

This paper discusses the main requirements in today's full-color digital holograms illumination and evaluates last generation of LEDs, actual best light source to render colors particular those recorded with pulsed lasers based printers.

Conventional studies on digital hologram printer have mainly been conducted image generation and reconstruction such as multi-view method, computer-generated (CGH) a method of displaying wave-front for 3D object. However, There should be criterion to evaluate the quality reconstructed because use photosensitive recording interference patterns in holographic material. For this reason, The evaluation completed using is focused how well it came out without aberration or high intensity light has...

This paper demonstrates a method to record set of twelve ultra-realistic full-color analog holograms presenting the same brightness, transparency and homogeneous colors for fabrication Fantatrope, dynamic holographic 3D display, without need special viewing aids. The involves use printer technology, single-beam Denisyuk optical setup with three low-power lasers (red, green, blue) an iso-panchromatic high-sensitive silver-halide emulsion specially designed recording any diffusion. A cyclic...

Floating holograms using holographic optical element screens differ from existing systems because they can float 2D images in the air and provide a sense of depth. Until now, verification such displays has been conducted only on system implementation, diffraction efficiency angle view hologram have verified. Although be directly observed with human eye, eye’s control ability not quantitatively In this study, we verified that focus observer coincided appropriate depth value determined...

CHIMERA is the third generation of digital holographic printing systems. based on use three lowpower red, green, and blue continuous lasers combined with Ultimate U04 ultra-fine grain silver-halide glass plates. Acquisition perspective images can be done an in-house designed cylindrical scanner for real still objects or software computer-generated objects. This holoprinter capable at a frequency equal greater than 50 hogels per second, full-color, 120° full-parallax reflection holograms...

In the history, architects, engineers or artists traditionally visualized architectural, urban planning, design, landscape design projects with physical models in a smaller scale to represent their ideas. The biggest problems of traditional materialistic are long production time and limitation mobility. Thanks advancements digital technology, 3D can now be generated easily from 2D blueprints using computer software. However, eventually digitalized approach could not replace whole industry...

This study simplified the creation of holographic stereograms using AI-generated prompts, overcoming conventional need for complex equipment and professional software. AI enabled generation detailed perspective images suitable various content styles. The generated were interpolated, upscaled, printed a CHIMERA holoprinter to obtain high-quality holograms. method significantly reduces required time expertise, thereby making accessible. approach demonstrated that can effectively streamline...

The evolution of cartography poses challenges in representing three-dimensional terrain accurately on traditional two-dimensional maps. Providing an accurate 3D view the area, coupled with essential geographic information, is vital for rapid and decision-making emergency management response. Holography offers a promising solution by providing immersive visualizations. field hologram mapping, although novel, still developing. Given its nascent stage, several limitations are evident. This...

Several studies have explored the use of hologram technology in architecture and urban design, demonstrating its feasibility. Holograms can represent 3D spatial data offer an immersive experience, potentially replacing traditional methods such as physical offering a promising alternative to mixed-reality display technologies. visualize realistic scenes buildings, cityscapes, landscapes using novel view synthesis technique. This study examines suitability collected through Gaussian splatting...