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Laser Welding Lens Dia.20mm Focusing Lens,SUP22C,F400mm CT3.5,Cleaning Machine D20F400 Focus Lenses for Hand-held Welding Head (D20*3.5-F400)
✅ In stock
D
Grade
Analysis Confidence
73%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Oct 8, 2026 5:01 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
😐 Weak Deal- 😐Verdict: Weak Deal. Marginal discount. Prices may drop further soon.
- 💰The price is modestly below what this product ordinarily sells for.
- 📉Better-priced windows have occurred before, though not frequently — today's price is reasonably competitive.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
6.34/28
Recent Value
3.98/22
Market Standing
14.4/20
Deal Strength
5/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
luckyda
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓D20*3.5-F400, diameter 20mm / 0.79 inch, thickness 3.5mm / 0.14 inch, focal length F400. Compatible with SUP22C Cleaning Machine. 99.5% light transmittance maximizes laser energy delivery,weld deeper and faster at the same power
✓Withstands high temperatures and corrosion→ 8+ hours continuously without fogging or cracking. Lasts significantly longer than standard lenses
✓Double-Sided Anti-Spill Coating → Spatter and debris won't stick easily. Wipe clean in seconds — no frequent downtime for lens changes
✓Double-Sided Anti-Spill Coating → Spatter and debris won't stick easily. Wipe clean in seconds — no frequent downtime for lens changes
⚙️ Specifications
Yumidaya
3.53 ounces
5.51 x 5.51 x 1.18 inches
Focusing Lens
D20*3.5-F400
Quartz
1
No
Manufacturer
Yumidaya
Item Weight
3.53 ounces
Product Dimensions
5.51 x 5.51 x 1.18 inches
Item model number
Focusing Lens
Size
D20*3.5-F400
Power Source
air_powered
Included Components
1
