BIO Electronics
CUSTOM LED · PRECISION OPTICS

We engineer light, from source to lens.

BIO Electronics designs and manufactures custom LED modules and precision optical lens barrels — covering the full optical path from illumination to imaging under one roof.

12+
Patents
3
Divisions
4
Sites · HQ · R&D · 2 Fabs
OEM / ODM
Custom Design
LED DIVISION

From illumination to imaging.

01

Chameleon LEDs

Color-shift LED control system. Real-time color temperature and wavelength tuning per environment.

02

Custom LED Module

AC Direct and DC types. Customer-spec PCB circuit design with SMT volume production.

03

UV LED

Industrial sterilization, curing and exposure applications. Wavelength- and power-matched assemblies.

04

Sensor-Integrated PCB

LED PCBs with illuminance, proximity and temperature sensors for IoT lighting and smart devices.

05

In-House SMT

In-house SMT line — a single pipeline from prototype to mass production.

06

Patents

12+ granted patents on LED control architectures and structural design.

SENSORS DIVISION

We read motion, we direct light.

5.8GHz doppler sensors, PIR sensors and an AI group-control platform. Field-proven in parking garages, factories and residential common areas — the most demanding lighting environments.

01

JA58K1(G)-3123

5.8GHz AI group-control sensor. BLE Mesh · frequency hopping · self-learning groups. Flagship for parking-garage lighting.

02

BIO58K1-1818

18×18mm compact 5.8GHz sensor. Built-in illuminance sensor, remote tuning, KC-certified for the Korean market.

03

PIR Motion Sensor

Passive-infrared sensor lineup, ideal for low-power common-area, stairwell and corridor applications.

04

JA-RM-1 Remote

IR remote for on-site tuning of detection range, hold time, dimming level and lux threshold.

05

Lamp Assistant App

Android + Type-C dongle app for group control. Directed Config, Quick Settings and AI learning.

06KC

KC Certification

R-R-Ja2-JA58K1G-3123. Compliant with Korean wireless device regulations, engineered for the local market.

OPTICS DIVISION

The backbone of optics starts with the barrel.

A lens barrel is the spine of any optical system — it sets lens spacing, alignment and mechanical stress. We machine ours to ±0.01 mm.

f/2.8MOUNTFOCUSAPERTUREOBJECTIVE± 0.01 mm
01

Precision Lens Barrel

Aluminum / stainless / brass. Black anodized inner walls to suppress stray reflection. ID/OD concentricity within 5 μm.

02

Lens Mount & Retainer

Press-fit and threaded retainer rings with thermal-expansion compensation. Optional auto-centering structures.

03

Optical Assembly

Lens insertion, alignment, bonding and optical-axis measurement in-house. MTF reports provided.

04

Custom Tubing

Drawing-based barrels for machine vision, inspection and medical imaging — from single prototype to volume.

Process

01

Design Review

Drawing and optical-design review with DfM feedback.

02

Precision CNC

5-axis machining · ID/OD concentricity within 5 μm.

03

Surface Treatment

Black anodizing, body marking, threading.

04

Assembly & QC

Lens assembly, optical-axis alignment and MTF inspection.

PORTFOLIO

LED Module Portfolio

A selection of LED modules, sensor-integrated modules and finished luminaires we've designed and manufactured in-house since 2015. Every image is a real production unit.

H12S5P60L8V1
SENSOR LED MODULE
H12S5P60L8V1
60-LED sensor-integrated circular DC module with day/night illuminance switch.
H12S5P60L8V1 · KC
SENSOR LED MODULE
H12S5P60L8V1 · KC
Same module with JA58K1-1818 5.8GHz KC-certified sensor integrated.
H12S8P96L8V1
SENSOR LED MODULE
H12S8P96L8V1
96-LED high-output circular DC module with sensor integration.
H12S8P96L8V1 · KC
SENSOR LED MODULE
H12S8P96L8V1 · KC
Back view showing KC label R-R-J02-JA58K1-1818.
Compact Round DC
DC LED MODULE
Compact Round DC
Compact circular DC LED module for small sensor ceiling lights.
AC150W · 2019.08
AC DIRECT MODULE
AC150W · 2019.08
Large square AC Direct module for high-output floodlights and factory lamps.
Round AC Module
AC DIRECT MODULE
Round AC Module
Made in Korea · round AC-direct module with central AC terminals.
Octagonal DC Module
DC LED MODULE
Octagonal DC Module
Octagonal round DC module under production.
Deungundeung 50W-V2
AC LED MODULE
Deungundeung 50W-V2
DAE DO LED · Seoul Semiconductor-based rectangular 50W AC module.
Hanjin 150W · High-Bay
HIGH-BAY MODULE
Hanjin 150W · High-Bay
HANJIN-LIGHT-HIGH-BAY-150W module for high-ceiling factory lighting.
CHL-AF100 / CHL-DF100W
AC DIRECT MODULE
CHL-AF100 / CHL-DF100W
Two 100W large round AC Direct variants, v10. 2019.05.
CHL-AFS100-02 · Square
AC DIRECT MODULE
CHL-AFS100-02 · Square
Square 100W AC Direct module for floodlight applications. v10A 190322.
DAEDO AC100W
AC DIRECT MODULE
DAEDO AC100W
DAEDO LED 100W round AC-direct module.
Aircon AC-100W
AC DIRECT MODULE
Aircon AC-100W
Round 100W AC module for air-conditioner built-in lighting.
18-Channel Linear LED · NTC
LINEAR LED
18-Channel Linear LED · NTC
18-channel LED strip with NTC thermistor, anode / cathode terminals.
BIO-ALTO-220V-100W
AC DIRECT MODULE
BIO-ALTO-220V-100W
Our own brand — large round 220V 100W AC Direct. 2018.08.
PIR Sensor Ceiling Lamp
FINISHED LUMINAIRE
PIR Sensor Ceiling Lamp
Finished PIR-sensor ceiling lamp with integrated LED module (exploded view).
Sensor Ceiling Lamp
FINISHED LUMINAIRE
Sensor Ceiling Lamp
Interior of the sensor ceiling lamp — LED module with reflector.
UVC 275nm · 5600mW
UV LED SYSTEM
UVC 275nm · 5600mW
Large UVC 275nm 5600mW sterilization module + Meanwell HLG-320H-36A driver.
UV LED · Heat Sink
UV LED SYSTEM
UV LED · Heat Sink
UV LED module with integrated finned heat sink.
UVC 275nm Module
UV LED SYSTEM
UVC 275nm Module
UVC 275nm 5600mW module — standalone view.
Multi-ring AC Module
AC DIRECT MODULE
Multi-ring AC Module
High-efficiency round AC Direct module with triple-ring SMD layout.
Multi-ring AC · Variant
AC DIRECT MODULE
Multi-ring AC · Variant
Multi-ring AC Direct — custom form-factor example.
BIO-ALTO-220V-100W (Alt)
AC DIRECT MODULE
BIO-ALTO-220V-100W (Alt)
BIO-ALTO 100W module from a different angle. 2018.08.22.
CAPABILITIES

Why we work differently.

01

Vertical Integration

Circuit design, PCB production, mechanical machining and optical assembly — all in-house.

02

Speed

Prototype in 2 weeks. First run in 6 weeks. No external job-shop delays.

03

IP Depth

12+ in-house patents on LED control architectures, setting us apart from module resellers.

04

Global-Ready

English drawings, BOMs and CoC documents as standard. Direct support for overseas clients.

COMPANY

BIO Electronics

We have been designing and manufacturing LED control systems since the mid-2010s. Building on the precision machining capability we developed in lighting, we launched our Optics division to produce lens barrels and optical assemblies. Our perspective: the technology of generating light and the technology of handling it belong under the same roof.

  • 2015
    Company founded. LED control R&D begins.
  • 2018
    Chameleon color-shift LED system launched.
  • 2021
    In-house SMT production line established.
  • 2024
    Patent portfolio passes 12 grants.
  • 2026
    Optics division launched — precision lens barrels.
CONTACT

Let's engineer your next project.

Send us a drawing, an optical design, or just an idea. A technical contact will reply within one business day.

Locations
HQ
Seoul · Gyeonggi Office
Suite 311, SK V1 Center, 155 Misagangbyeon Hangang-ro, Hanam-si, Gyeonggi-do, Korea
R&D
R&D Center
Suite 1301, The First Tower, 652-5 Yeongcheon-dong, Hwaseong-si, Gyeonggi-do, Korea
FAB 1
Factory 1
3F, 28 Omokcheon-ro 152beon-gil, Gwonseon-gu, Suwon-si, Gyeonggi-do, Korea
FAB 2
Factory 2
1-51 Sugi-ri, Bongdam-eup, Hwaseong-si, Gyeonggi-do, Korea