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Antonio Perandrés, Tecnotullus
@tecnotullus
Antonio Perandrés is a Spanish photography and video disseminator who uses the name Tecnotullus for his online presence. Its main mission is to bring this art to people of all levels, from beginners to advanced users, through clear and enjoyable language. On its channel, it offers a wide variety of content that includes basic photography courses, photography technique tutorials and buying guides on which camera to purchase according to the user's needs.
His work is characterized by being very prolific, with hundreds of videos that cover everything from the analysis of specific objectives to live sessions where he chats with other professionals in the sector. Based in Spain, its content usually shows iconic locations in its surroundings, such as the viewpoints of the Alhambra in Granada, and focuses on the enjoyment of the creative process, defending that technology should be a tool to enhance the talent of each photographer.
往期视频
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NEEWER LT39: the tripod you would take everywhere? | Analysis
发布时间: 2026年9月20日 · 时长: 13 分 49 秒 · 2.3K 次播放
I analyze the NEEWER LT39, a light and practical tripod for those of us looking for comfort when going out to photograph. Is it a good option to take on a trip and accompany us with the camera? BUY NEEWER LT39 HERE: In this video I share my impressions about the Neewer LT39 and its proposal as a tripod for our photographic outings.
GoPro is not Canon and that is why it is dying. And what are you looking at!? with Alvaro
发布时间: 2026年9月18日 · 时长: 1 小时 21 分 2 秒 · 2.2K 次播放
ENTER ARCADINA AND GET 20% OFF HERE: Today we shared a moment of conversation between photographers, jumping from one topic to another and putting on the table our different ways of seeing photography. We talked about the fall of GoPro, but the conversation goes far beyond a brand. If you like photographic talks, learning about other points of view and reflecting on this hobby that we share,…
Sigma 85mm F1.2 Art: Sigma surpasses itself again
发布时间: 2026年9月13日 · 时长: 12 分 32 秒 · 1.9K 次播放
I analyze the new Sigma 85mm F1.2 DG Art, a lens designed to achieve portraits with great image quality, lots of luminosity and spectacular blur. In this video I tell you about my experience using this new 85 mm f/1.2 from Sigma, reviewing its construction, handling, focus, sharpness and performance in real situations. In addition, you can see different photos taken with it to see how it works...
Sigma 20-60mm F2.8-4 DG Contemporary: the most street zoom
发布时间: 2026年9月8日 · 时长: 10 分 28 秒 · 2.4K 次播放
I analyze the new Sigma 20-60mm F2.8-4 DG Contemporary, a zoom lens for Full Frame cameras that stands out for starting at a surprising 20 mm and reaching a very interesting focal length for street photography, travel and everyday use. In this video I tell you the main keys of the Sigma 20-60mm Contemporary after testing it in the field: design, handling, focal range, luminosity, image quality,…
Instagram dice que mi foto es IA… ¡y no lo es!
发布时间: 2026年9月3日 · 时长: 20 分 24 秒 · 2.6K 次播放
ENTRA EN ARCADINA Y CONSIGUE 20% DE DESCUENTO AQUI: Una fotografía realizada por mí ha sido etiquetada por Instagram como contenido generado con inteligencia artificial. El problema es que la fotografía es real: únicamente la pasé por ChatGPT para realizar una modificación. ¿Significa eso que una imagen deja de ser una fotografía humana por haber utilizado una herramienta de IA durante su edición?
Por qué uso Luminar: mi alternativa a Lightroom para editar fotos
发布时间: 2026年8月30日 · 时长: 19 分 21 秒 · 9.5K 次播放
Descarga Lúminar: ¿Puede Luminar sustituir a Lightroom? En este vídeo te enseño cómo trabajo con Luminar, qué herramientas utilizo habitualmente y por qué se ha convertido en una de mis opciones favoritas para editar fotografías. Veremos cómo es mi flujo de trabajo, qué ventajas encuentro frente a Lightroom y para qué tipo de fotógrafo puede resultar especialmente interesante.
EVERYTHING you can see and photograph in the sky in August 2026 🌌
发布时间: 2026年8月19日 · 时长: 13 分 8 秒 · 594 次播放
ENTER ARCADINA AND GET 20% OFF HERE: August 2026 brings us some of the most important astronomical events of the year: a total eclipse of the Sun, the maximum of the Perseids and a partial eclipse of the Moon. In this video of And what are you looking at!? We review when each phenomenon will occur, where it can be observed from and how to prepare to see and photograph it.
This is how I photographed the eclipse on August 12 from Granada
发布时间: 2026年8月16日 · 时长: 21 分 15 秒 · 1.9K 次播放
How do you photograph an eclipse when you have practically planned nothing? In this video I tell you about my experience trying to photograph the solar eclipse on August 12 from Granada: the location, the equipment used, the difficulties I encountered and all the mistakes I made by improvising. It is not a perfect tutorial or a session prepared for months.
Protect and enhance your DJI Osmo Pocket 3 and 4 with these KF Concept accessories
发布时间: 2026年8月9日 · 时长: 12 分 21 秒 · 540 次播放
Are you looking for accessories to protect your DJI Osmo Pocket and achieve better results when recording? In this video I test a case and several filters compatible with the DJI Osmo Pocket 3 and Osmo Pocket 4. I show you how they are placed, what protection they offer, what each filter is for and if they are really essential accessories for recording with your Osmo Pocket.
The Samsung S26 Ultra takes photos that I have NOT taken
发布时间: 2026年8月7日 · 时长: 20 分 24 秒 · 1.6K 次播放
ENTER ARCADINA AND GET 20% OFF HERE: Who really took this photograph: me or the Samsung Galaxy S26 Ultra? 📱📸 In this episode of "And what are you looking at?" I reflect on computational photography and everything that happens inside a smartphone after pressing the shutter release. The mobile combines exposures, analyzes the scene, recognizes people, recovers shadows, controls lights,...
Nolan shoots "The ODYSSEY" in IMAX... but almost no one can see it
发布时间: 2026年7月31日 · 时长: 21 分 6 秒 · 739 次播放
ENTER ARCADINA AND GET 20% OFF HERE: Christopher Nolan shot The Odyssey entirely with IMAX film cameras. The problem is that very few viewers can see it in the conditions for which it was conceived. In this episode of And what are you looking at!?
Why you HAVE to see the TOTAL SUN ECLIPSE
发布时间: 2026年7月26日 · 时长: 16 分 58 秒 · 10K 次播放
A historic total solar eclipse will take place on August 12, 2026. It will be the first visible from the Iberian Peninsula in more than a century and a unique opportunity to contemplate one of the most impressive astronomical phenomena. In this video I tell you why you have to see this eclipse, what happens during totality, where it can be observed from, how to choose a good location and what precautions you should...
What photographic equipment to take on a trip? Camera, lenses and accessories
发布时间: 2026年7月23日 · 时长: 18 分 39 秒 · 2K 次播放
What photography equipment is worth taking on a trip? Choosing a camera, lenses and accessories is not always easy: we want to be prepared for any photograph, but we also do not want to carry an impossible backpack. In this episode of And what are you looking at?
Print your photos BIG | Instax Link Wide
发布时间: 2026年7月19日 · 时长: 12 分 1 秒 · 754 次播放
What's the point of taking thousands of photographs if they are forgotten on your phone later? In this video I test the Instax Link Wide, a portable printer that allows us to convert our digital images into wide format physical photographs. I show you how it works, its application, the printing process and the results we can achieve.
Traveling opens your mind more than you think
发布时间: 2026年7月15日 · 时长: 13 分 27 秒 · 502 次播放
Does traveling really open the mind? In this new episode of WHAT ARE YOU WATCHING? I reflect on one of the most repeated phrases in photography and in life.
Photographic marketing. Going to Iceland doesn't make you a better photographer
发布时间: 2026年7月5日 · 时长: 11 分 56 秒 · 795 次播放
ENTER ARCADINA AND GET 20% OFF HERE: Do you need to travel to Iceland to become a good photographer? In this episode of And what are you looking at!? I reflect on a very widespread idea: believing that a spectacular destination automatically makes our photographs better.
Lines of force: the secret to directing the eye in your photos
发布时间: 2026年6月28日 · 时长: 10 分 4 秒 · 447 次播放
Do you know why some photographs catch your eye from the first moment? In this episode of "And what are you looking at?" We are talking about one of the most powerful resources in photographic composition: lines of force. You will see how to use them to direct the viewer's attention, create more impressive images and improve your street, landscape, architectural or portrait photographs without having to change cameras.
I have a new cell phone... and not because I want it | The reality of today's technology
发布时间: 2026年6月25日 · 时长: 17 分 22 秒 · 905 次播放
ENTER ARCADINA AND GET 20% DISCOUNT HERE: Do we really need to change our mobile phone so often? In this episode of And what are you looking at!? I'll tell you why I ended up getting a new phone when I really had no intention of doing so.
Viltrox Z1 Pro: The flash that every photographer should carry
发布时间: 2026年6月21日 · 时长: 10 分 46 秒 · 1.4K 次播放
Can such a small flash make a difference in your photographs? In this video I test the new Viltrox Vintage Z1 Pro, a compact flash with a retro design that promises to become one of the most useful accessories for street photography, travel, portrait and everyday photography. I put it to the test in real situations to check its power, ease of use, build quality and if it really deserves the…
