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  • Otsuka OSL-3 1
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LED Illuminated Mangifire LED-OSL-3 Otsuka Optics

The Otsuka Optics LED-OSL-3 is a long-bar LED illuminated magnifier that clamps securely to a workbench. It offers bright, energy-efficient LED lighting with roughly half the power consumption of comparable fluorescent models, while maintaining the same illumination and diffusion quality for extended visual inspection tasks.

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Designed for industrial and laboratory use, the LED-OSL-3 features a large square optical glass lens that reduces edge distortion and supports prolonged inspection. Its head-mounted ON/OFF switch and flexible X/Y bar arrangement provide ease of operation and limited free-arm movement for positioning over workpieces.

LED Illuminated Mangifire LED-OSL-3 Otsuka Optics

The LED-OSL-3 from Otsuka Optics delivers crisp LED illumination and fixed magnification with optional OSL-PUL power-up lens to increase magnification from 2× to 4×. The AC adapter-powered design is ideal for bench-based electronics, quality control, and detailed visual inspection environments.

Otsuka OSL-3 2

Features

01
Energy-Efficient LED Lighting

Reduces power consumption by ~50% compared to fluorescent lamps.

02
Flexible Mounting Clamp

Clamps to workbench with pillar and horizontal bar arrangement.

03
Large Square Lens

Minimizes peripheral distortion for comfortable long inspection work.

04
Head-Mounted ON/OFF Switch

Easy access power control on the magnifier head.

05
Optional Power-Up Lens Optional OSL-PUL increases magnification from 2× to 4×.

Optional OSL-PUL increases magnification from 2× to 4×.

Overview

Otsuka OSL-3 2
Lens 
Magnification2x, 4x
Allowable lens dimension (mm)100×140
Lens MaterialOptical glass
Working distance (mm)2x/160, 4x/110
Lens TypeFixed
Multi-coating SettingNot available
Lighting 
Light sourceWhite LEDs 2 pcs.
Wavelength400 nm
Input voltage100〜240V: 50/60 Hz: Plug Type A
Power consumption9W
Dimming FunctionNot available
Body 
Product weight2X: 2.9kg / 4X: 3.9kg
Overall height (mm)355
Head Dimensions (mm)180X237
Virtical/Horizontal Bar(diameter/mm)ɸ16/ɸ13
Clamping width (mm)15 to 60
AC adapter dimensions (mm)64x50x27

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