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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.
Previous videos
19
EVERYTHING you can see and photograph in the sky in August 2026 🌌
Published: Aug 19, 2026 · Duration: 13 min 8 sec · 481 views
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
Published: Aug 16, 2026 · Duration: 21 min 15 sec · 1.8K views
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
Published: Aug 9, 2026 · Duration: 12 min 21 sec · 397 views
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
Published: Aug 7, 2026 · Duration: 20 min 24 sec · 1.5K views
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
Published: Jul 31, 2026 · Duration: 21 min 6 sec · 689 views
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
Published: Jul 26, 2026 · Duration: 16 min 58 sec · 10K views
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
Published: Jul 23, 2026 · Duration: 18 min 39 sec · 1.8K views
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
Published: Jul 19, 2026 · Duration: 12 min 1 sec · 553 views
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
Published: Jul 15, 2026 · Duration: 13 min 27 sec · 453 views
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
Published: Jul 5, 2026 · Duration: 11 min 56 sec · 755 views
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
Published: Jun 28, 2026 · Duration: 10 min 4 sec · 431 views
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
Published: Jun 25, 2026 · Duration: 17 min 22 sec · 864 views
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
Published: Jun 21, 2026 · Duration: 10 min 46 sec · 1.1K views
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…
A 90mm for Street Photography? | Viltrox EVO 90mm in Granada
Published: Jun 14, 2026 · Duration: 8 min 28 sec · 1.2K views
Today we go out to the streets of Granada to put the new Viltrox EVO 90mm to the test. A lens that, on paper, does not seem like the most common option for street photography, but can offer spectacular results thanks to its optical quality, plane compression and ability to isolate subjects. During this photographic walk we will visit some of the most photogenic corners of Granada while…
Should we break the rules of photographic composition?
Published: Jun 11, 2026 · Duration: 17 min 20 sec · 584 views
ENTER ARCADINA AND GET 20% OFF HERE: Should we follow the rules of photographic composition or is it better to break them? In this new episode of And what are you looking at? I reflect on one of the most common debates in photography: the rules of composition.
Viltrox 90mm f2.2 EVO REVIEW | More than it promises
Published: Jun 7, 2026 · Duration: 10 min 53 sec · 2.4K views
Today I put the new Viltrox 90mm f2.2 EVO to the test, one of the most interesting lenses that has just arrived on the market for APS-C cameras. I go out to the streets of Granada to check how it behaves in urban photography, portrait, detail and real use situations. The EVO series of Viltrox arrives located between the AIR and PRO ranges, betting on a compact, lightweight design and with very good optical quality.
Watching videos is not enough to learn photography
Published: Jun 4, 2026 · Duration: 14 min 16 sec · 712 views
ENTER ARCADINA AND GET 20% OFF HERE: Can you learn photography by watching YouTube videos? In this episode of "And what are you looking at?" I reflect on the importance of photographic training and how in-person workshops, photowalks and photographic outings can greatly accelerate our learning. Photography is not learned only by reading books or watching tutorials.
Photographic COMPOSITION: The Most Important Thing to Improve Your Photos
Published: May 31, 2026 · Duration: 16 min 31 sec · 1.1K views
Do you want to improve your photographs without changing cameras or buying a new lens? In this photographic walk through Granada we work on one of the most important aspects of photography: composition. Learning to arrange the elements within the frame, direct the viewer's gaze and build stronger images is what really makes the difference between a correct photograph and a photograph...
Sony A7RVI HAVE WE REACHED THE CEILING?
Published: May 28, 2026 · Duration: 12 min 41 sec · 1.2K views
ENTER ARCADINA AND GET 20% OFF HERE: Photographic cameras have evolved a lot in recent years... but have we reached a "technological plateau"? In this episode of “And what are you looking at?” I reflect on how innovation in photography seems to have slowed down and why each new camera is more like the last. Do we really need more megapixels, more burst or more...
