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Shadowless lights

78 mm Shadowless light source (FRS) (LS-FRS88)

Model LS-FRS88

Shadowless ring light suitable for large round objects or small irregularly shaped objects, with higher uniformity and shadow-free illumination.

$189.00 USDIn stock · 5 available

Inventory updated Oct 15, 2026

0.35 kg shipping weight · Ships in 2-3 weeks
Colour

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Build a system with this light → Matching lens, light, controller and cables, checked for fit

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Features

  • Suitable for large round objects or small irregularly shaped objects
  • Higher uniformity
  • Uniform illumination without shadow

Specifications

ModelLS-FRS88
Wavelength red620-630 nm
Wavelength green520-530 nm
Wavelength blue465-475 nm
Colour temperature white6000-6500 K
Wavelength IR850-940 nm
Wavelength UV365-405 nm
Storage temperature20 to 60 °C
Operating temperature0 to 40 °C
Humidity20-85 %RH (non-condensing)
Optional accessoriesExtension cable
ControllerLS-DPS series, LS-APS series, LS-SPS series (the selected controller should match the power of the light source)
Service life (red)60000 h continuous at 25 °C, 50% illumination, to 50% decrement
Service life (white)30000 h continuous at 25 °C, 50% illumination, to 50% decrement
Warranty1 year from shipment (faults not caused by the user: free repair or replacement)
Illuminance chart referenceLS-FRS88-W; uniformity LS-FRS180-R, FOV 80 x 80 mm at LWD 50/70/90 mm
Power R (W)4
Power G/B/W (W)5.9
Emitting area (mm)78
Overall OD (mm)88
Overall ID (mm)60
Overall H (mm)38
Recommended controllerLS-DPS, LS-APS, LS-SPS
Shipping weight0.35 kg

Applications

  • Contour extraction of circular metal parts
  • Low angle uniform illumination
  • Low angle feature extraction
  • Various character recognition
  • Inspection of parts on substrate
  • Label inspection
  • Foreign matter inspection on wafer
Complete the station

The configurator matches a camera, lens, light, light controller and cables to each other, and to this part.

Configure a system Selection guide

Other sizes in the Shadowless light source (FRS) series

ModelSizePowerColoursPriceAvailability
LS-FRS5042 mm3.2 W $109.00 13 in stockView
LS-FRS10092 mm7.1 W $209.00 17 in stockView
LS-FRS150142 mm23 W $359.00 15 in stockView
LS-FRS180-R/G/B/WTY172 mm14 W $459.00 14 in stockView