Notes from two days with an autodidact inventor and an industrial designer
There are meetings where people discuss products.
And then there are meetings where someone opens the machine, points into the guts, and you realize the thing on the table is not really a product yet. It is a living argument between light, heat, electricity, metal, plastic, cost, beauty, gravity, and the poor future customer who just wants to plug it in and feel better.
That was this weekend.
Arjen Helder, the engineer behind Helder 2, sat down with industrial designer Ken Chuang. Day 1 was the deep dive into Arjen’s engineering concept. Day 2 was the hangover, in the best possible sense: the day after, when the ideas had settled, and Ken came back with the industrial designer’s question:
How do we turn all this knowledge into something people will actually want in their home?
And this is where Arjen becomes interesting.
Because Arjen does not think like a department. He does not separate the world into neat little boxes: optics here, thermal there, mechanics over there, power electronics somewhere else. He thinks like an inventor. One thing flows into the next.
The light creates heat.
The heat needs airflow.
The airflow changes the housing.
The housing changes the mount.
The mount changes the cable.
The cable changes how the user feels about the product.
And suddenly you are no longer designing a red light lamp. You are designing an entire little universe.
Over the two days, Arjen moved through an absurd number of fields without changing gear.
He was in optics, talking about red and near-infrared light, reflectors, beam angle, illuminated area, and why useful light is not the same as a red glow.
Then he was in radiometry, discussing power density, distance from skin, and why ten or twenty centimeters actually matters.
Then straight into thermal engineering: heat sinks, fan steps, airflow paths, sealing, surface temperature, and how to keep the thing powerful without turning it into a small toaster.
Then fluid dynamics, because of course the air has to go somewhere. Inlet, outlet, side vents, rear exhaust, ring channels — the invisible little weather system inside the lamp.
Then power electronics: USB-C PD, chargers, power banks, voltage, current, and what happens when an ordinary person uses the wrong adapter and thinks the product is broken.
Then mechanics: ball joints, sockets, gravity, friction, magnets, center of mass, arms, clamps, desk stands, floor stands, and the eternal question of whether something can feel effortless without becoming floppy.
Then materials science: aluminium, steel, nylon, plastics, wear, heat transfer, magnetic behavior, surface finish, and the moral crime of fake metal pretending to be real metal.
Then manufacturing: injection molding, extrusion, die casting, parting lines, screws, ultrasonic welding, assembly order, tolerances, and the question every real product eventually asks: can this actually be made without becoming stupid?
And underneath all of it, there was the quiet philosophy of repairability.
This was one of my favorite parts.
Arjen does not like sealed throwaway products. You can feel it. It offends him. Not in some marketing way, but almost physically. If the fan dies one day, why should the whole device become garbage? If a cable fails, why should the customer throw the product away? If the LEDs are properly cooled, why should we design the object like it is already on its way to the landfill?
This is where I see the old inventor archetype in him. Not because we are comparing him to Tesla in scale — let us not get carried away before lunch — but because there is that same intolerance for lazy machines.
The thing must make sense.
The thing must work.
The thing must last.
The thing must not lie.
Ken’s role in all this was equally important. Ken is not there to make Arjen’s engineering prettier. That would be too small. Ken is there to translate the machine into a product language.
He brought in the industrial design discipline: user personas, emotion, form blocks, CMF, cost, packaging, manufacturing, and the brutal truth that customers do not first see the engineering. They see shape. They see material. They see whether it belongs in their home. They see whether it looks trustworthy from across the room.
That is the big shift from Day 1 to Day 2.
Day 1 was: What is this machine?
Day 2 was: What kind of object does this machine want to become?
And the answer is getting clearer.
Helder 2 should not look like a medical instrument. It should not look like another cheap red light gadget from the internet. It should not scream. It should sit there with quiet confidence, like a small wellness lamp from a better timeline — warm, mechanical, honest, a little vintage, but with serious engineering inside.
The product is becoming more than a lamp head. It is becoming a system.
A lamp head.
A mount.
A stand.
A clamp.
Maybe a rolling base.
A front ring.
A vent language.
A cable strategy.
A performance label.
A way of explaining light honestly to normal people.
That last part matters. Because the red light market is full of fog. Big claims, weak numbers, confusing specs, pretty glow, little substance. AriHelder has an opportunity to do the opposite: show the useful light, show the area, show the distance, show the output, and let people understand what they are buying without needing an engineering degree.
For customers waiting for Helder 2, the message from the weekend is simple:
Expect something more serious than a beauty gadget, but more human than a medical device.
Expect real red and near-infrared light.
Expect simple daily use.
Expect face, body, and quiet evening routines.
Expect USB-C power.
Expect heat to be respected, not ignored.
Expect the mount to matter.
Expect the product to be built like someone actually cared what happens after the warranty period.
And expect the outside to finally catch up with the inside.
That was the real story of the weekend.
Not that every detail was solved. It wasn’t. The ring control still needs work. The mount architecture still needs testing. Metal has to survive the cost conversation. The cable still needs a civilized life. The final form is still ahead of us.
But something important happened.
Ken saw the machine.
Arjen opened the machine.
And for the first time, Helder 2 started to show us what it wants to become.
AriHelder is not just making a lamp.
We are trying to make a small, honest object of light — built by men who still believe that engineering, beauty, and durability belong in the same room.