Representative photo of this series
Backlights
120 x 120 mm Back light source (LS-BKL-1301)
Model LS-BKL-1301-R
- ColourRed, Green, Blue, White
- TypeStandard
- Wavelength red620-630 nm
- Wavelength green520-530 nm
Ships in 2-3 weeks
0.6 kg shipping weight
Volume pricing, Net 30 terms or a formal quote for purchasing?
LS-BKL-1301: luminous size 120 x 120 mm, overall H 19 mm, power R 11 W.
Backlight with high-density LEDs distributed across the bottom of the light source, giving good uniformity and soft, natural, high-brightness light. Flexible sizes with easy customization and several mounting methods.
- Tracked worldwide shippingTracked UPS or DHL
- 3-year warranty, minimumCovers defects in materials and workmanship
- Expert machine-vision support includedFrom our engineering team, incl. a licensed P.E.
- Volume discounts and Net 30For approved business accounts; purchase orders welcome
- 90-day returnsUnused items, counted from delivery; free US return label; no restocking fee
- Secure checkout by ShopifyCard, PayPal, Shop Pay or Google Pay
Specifications
General
| Model | LS-BKL-1301 |
|---|---|
| Optional accessories | Extension cable |
| 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 |
| Overall L (mm) | 155 |
| Overall W (mm) | 135 |
| Overall H (mm) | 19 |
Light
| Wavelength red | 620-630 nm |
|---|---|
| Wavelength green | 520-530 nm |
| Wavelength blue | 465-475 nm |
| Colour temperature white | 6000-6500 K |
| Wavelength IR | 850-940 nm |
| Wavelength UV | 365-405 nm |
| Luminous size (mm) | 120 x 120 |
Environment and compliance
| Storage temperature | -20 to 60 °C |
|---|---|
| Operating temperature | 0 to 40 °C |
| Humidity | 20-85 %RH (non-condensing) |
Electrical
| Controller | LS-CTL-S69 series, LS-CTL-S28 series, LS-CTL-S125 series (the selected controller should match the power of the light source) |
|---|---|
| Power R (W) | 11 |
| Power G/B/W (W) | 12 |
| Recommended controller | LS-CTL-S69, LS-CTL-S28, LS-CTL-S125 |
| Supply voltage (derived) | 24 V DC, derived from the 24 V output of its recommended controllers LS-CTL-S69, LS-CTL-S28 |
Mechanical
| Shipping weight | 0.60 kg |
|---|
Engineering data
Drive and fit the LS-BKL-1301
Worked out from the printed voltage, power and dimensions: what the light draws and what it needs from a controller.
Compatible parts
Fits with this part
Checked with the configurator's fit rules: lens mount and sensor coverage, supply voltage, power per channel and connector.
Controllers for this light
20 W per channel at 24 V for this 12 W light
4-channel 24 V analog LED light controller
LS-CTL-0461
- Channels 4
- Output 24 V
$150.00
Ships in 3-4 weeks
15 W per channel at 24 V for this 12 W light
24 W per channel at 24 V for this 12 W light
24 W per channel at 24 V for this 12 W light
Multi-channel sequencing light controller, 8 ch, 120 W
LS-CTL-0579
- Channels 8
- Output DC 24 V
$399.00
Ships in 2-3 weeks
15 W per channel at 24 V for this 12 W light
16 channel digital LED light controller, 16 ch, 200 W
LS-CTL-0554
- Channels 16
- Output 24 V
$789.00
Ships in 2-3 weeks
12.5 W per channel at 24 V for this 12 W light
Application studies
Applications for this type of part
Real camera images from lighting and optics application tests, with the parts of each setup and why they were chosen.
Set up with the LS-BKL-1300, a model of this series

Packaging, labels and print
Foreign matter in a bottle bottom
Build the clean-bottle variation into the test before setting a dark-spot threshold.MethodTransmitted white backlightExplore the study
Set up with the LS-BKL-1309, a model of this series

Electronics and devices
Printed resistor track appearance
A visual pattern inspection complements an electrical test; it does not replace it.MethodTransmitted white backlightExplore the study
Set up with the LS-BKL-1298, a model of this series

Metal parts and machining
Crack appearance on a fastener head
Keep the head face visible, then distinguish damage from normal head features.Light in sourceLS-BKL-1298 · whiteExplore the study
Other models in the Back light source (LS-BKL-S123) series
See all 20 models| Model | Size | Price | Availability | Link |
|---|---|---|---|---|
| LS-BKL-1301This model | 120 x 120 mm | $309.00 | Ships in 2-3 weeks | |
| LS-BKL-1296 | 27 x 27 mm | $199.00 | Ships in 2-3 weeks | View |
| LS-BKL-1297 | 48 x 28 mm | $199.00 | Ships in 2-3 weeks | View |
| LS-BKL-1291 | 27 x 27 mm | $199.00 | Ships in 2-3 weeks | View |
| LS-BKL-1298 | 50 x 50 mm | $209.00 | Ships in 2-3 weeks | View |
| LS-BKL-1292 | 50 x 50 mm | $209.00 | Ships in 2-3 weeks | View |
| LS-BKL-1299 | 70 x 70 mm | $229.00 | Ships in 2-3 weeks | View |
| LS-BKL-1300 | 100 x 100 mm | $279.00 | Ships in 2-3 weeks | View |
| LS-BKL-1293 | 100 x 100 mm | $279.00 | Ships in 2-3 weeks | View |
| LS-BKL-1302 | 150 x 100 mm | $319.00 | Ships in 2-3 weeks | View |
| LS-BKL-1294 | 180 x 150 mm | $429.00 | Ships in 2-3 weeks | View |
| LS-BKL-1303 | 180 x 150 mm | $429.00 | Ships in 2-3 weeks | View |
| LS-BKL-1304 | 200 x 150 mm | $459.00 | Ships in 2-3 weeks | View |
| LS-BKL-1305 | 200 x 200 mm | $549.00 | Ships in 2-3 weeks | View |
| LS-BKL-1307 | 260 x 200 mm | $659.00 | Ships in 2-3 weeks | View |
| LS-BKL-1295 | 300 x 200 mm | $719.00 | Ships in 2-3 weeks | View |
| LS-BKL-1306 | 250 x 250 mm | $739.00 | Ships in 2-3 weeks | View |
| LS-BKL-1308 | 300 x 300 mm | $959.00 | Ships in 2-3 weeks | View |
| LS-BKL-1309 | 400 x 300 mm | $1,199.00 | Ships in 2-3 weeks | View |
| LS-BKL-1310 | 500 x 400 mm | $1,269.00 | Ships in 2-3 weeks | View |





