Digital controller, 4 ch, 75 W, 50 x 95.9 mm
LS-CTL-0528
- Channels 4
- Output 12~24 V (relative to input voltage)
$469.00
Ships in 2-3 weeks
Ring lights
Model LS-RNG-0421
Ships in 2-3 weeks
0.41 kg shipping weight
Volume pricing, Net 30 terms or a formal quote for purchasing?
lumaspecvision.com/products/lumaspec-ls-rng-0421
LS-RNG-0421: dimension Φ105 mm x 18 mm, bore dimension Φ43 mm, emitting area length Φ92 mm, irradiation angle 90°, power 12.1 W.
Ring Light, 105 mm dia., 90°, Blue.
90-day returns Unused items, counted from delivery; free US return label; no restocking fee Return policy
| Model | LS-RNG-0421 |
|---|---|
| Irradiation angle | 90° |
| Best working distance | 90 ~ 120 mm |
|---|
| Connector type | SMR-03V-B |
|---|---|
| Cable length | 1 m |
| Color | Blue |
|---|---|
| Center illuminance | ≥4200 Lux @ WD=100 mm |
| Wavelength | 460 nm |
| Emitting area length | Φ92 mm |
| LED rows | 4 |
| Diffuse plate included | PMMA |
| Humidity | 20% RH to 90% RH (no condensation) |
|---|---|
| Temperature | Working temperature: 0 °C to 40 °C (32 °F to 104 °F); Storage temperature: –20 °C to 60 °C (–4 °F to 140 °F) |
| Power | 12.1 W |
|---|---|
| Input voltage | 24 VDC |
| Dimension | Φ105 mm × 18 mm |
|---|---|
| Outer dimension | Φ105 mm |
| Bore dimension | Φ43 mm |
| Weight | 220 g |
| Shipping weight (estimated) | 0.41 kg |
Engineering data
| Mounting | See the dimension drawing |
|---|---|
| Cable | 1 m |
| Connector | SMR-03V-B |
Compatible parts
Checked with the configurator's fit rules: supply voltage and drive type, and the light's power against the controller's power per channel wherever both are printed.
This part with the first fit-tested pick from each group below. Swap any of them for another card further down.
This partRing light, 105 mm dia., 90°, Blue (LS-RNG-0421)
$339.00
Controllers for this light
Digital controller, 4 ch, 75 W, 50 x 95.9 mm (LS-CTL-0528)
$469.00
Light cables
Light Cable, SMR-03V-B to SMR-03V-BC, 1 m (LS-LAC-0035)
$39.00
Set total $847.00
Added to your quote list.
LS-CTL-0528
$469.00
Ships in 2-3 weeks
This 12.1 W light uses 64 % of one channel (about 18.8 W, from the rated output)
LS-CTL-0301
$529.00
Ships in 2-3 weeks
This 12.1 W light uses 60 % of one channel (about 20 W, from the rated output)
This 12.1 W light uses 60 % of one channel (about 20 W, from the rated output)
This 12.1 W light uses 60 % of one 20 W channel
LS-CTL-0420
$1,579.00
Ships in 2-3 weeks
This 12.1 W light uses 55 % of one channel (about 21.9 W, from the rated output)
LS-CTL-0424
$679.00
Ships in 2-3 weeks
This 12.1 W light uses 81 % of one channel (about 15 W, from the rated output)
LS-LAC-0035
$39.00
Ships in 2-3 weeks
LS-LAC-0020
$39.00
Ships in 2-3 weeks
LS-LAC-0037
$49.00
Ships in 2-3 weeks
Application studies
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-RNG-0344, the same type of part

Packaging, labels and print
Cap-side code in IR
Check the code at 850 nm on your own caps before choosing the light.Light in source74 mm 850 nm ring (kit uses a larger ring)Explore the study
Set up with the LS-RNG-0724, the same type of part

Metal parts and machining
Screw-head shape at two ring-light angles
Choose lighting angle for the feature that actually drives the decision.Proposed light housing (spec)Ø70 × 20.5 mmExplore the study
Set up with the LS-RNG-0807, the same type of part

Electronics and devices
Component-face dirt
Light each face evenly and judge dirt against the clean texture of that part type.Lights in sourceLS-RNG-0798 · LS-RNG-0807, whiteExplore the study
Before you buy
Answered from this model's printed specifications and our fit tests. Calculated figures say “about”.
Fit-tested for this 12.1 W light: LS-CTL-0528 (about 18.8 W per channel, about 36 % headroom), LS-CTL-0301 (about 20 W per channel, about 40 % headroom), LS-CTL-0151 (about 20 W per channel, about 40 % headroom) and LS-CTL-0510 (20 W per channel, about 40 % headroom).
Input voltage: 24 VDC; Power: 12.1 W. That is about 0.50 A at 12.1 W on 24 V (calculated).
Fit-tested light cables for its connector: LS-LAC-0035, LS-LAC-0020 and LS-LAC-0037.
Printed: Best working distance: 90 ~ 120 mm.
Printed: Temperature: Working temperature: 0 °C to 40 °C (32 °F to 104 °F); Storage temperature: –20 °C to 60 °C (–4 °F to 140 °F).
Learn
Engineering guides picked for the LS-RNG-0421: how to choose it, set it up and get a better image.
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| Model | Colour | Power | Wavelength | Size | Price | Availability | Link |
|---|---|---|---|---|---|---|---|
| LS-RNG-0409 | Blue | 13.8 W | 460 nm | 105 mm dia., 15°, Blue | $339.00 | Ships in 2-3 weeks | View |
| LS-RNG-0412 | Blue | 13.8 W | 460 nm | 105 mm dia., 30°, Blue | $339.00 | Ships in 2-3 weeks | View |
| LS-RNG-0415 | Blue | 13.8 W | 460 nm | 105 mm dia., 45°, Blue | $339.00 | Ships in 2-3 weeks | View |
| LS-RNG-0420 | White | 17.3 W | 105 mm dia., 60°, White | $339.00 | Ships in 2-3 weeks | View | |
| LS-RNG-0419 | Red | 11.9 W | 630 nm | 105 mm dia., 60°, Red | $339.00 | Ships in 2-3 weeks | View |
| LS-RNG-0418 | Blue | 13.8 W | 460 nm | 105 mm dia., 60°, Blue | $339.00 | Ships in 2-3 weeks | View |
| LS-RNG-0423 | White | 16.1 W | 105 mm dia., 90°, White | $339.00 | Ships in 2-3 weeks | View | |
| LS-RNG-0422 | Red | 11.7 W | 630 nm | 105 mm dia., 90°, Red | $339.00 | Ships in 2-3 weeks | View |
| LS-RNG-0421This model | Blue | 12.1 W | 460 nm | 105 mm dia., 90°, Blue | $339.00 | Ships in 2-3 weeks |