Half-ball lenses, BK7 Ball lenses

  • 100 - 999 Pieces
  • >=1000 Pieces
Half-ball lens, BK7 Ball lenses
Lead Time:
Quantity(Pieces) 1 - 100 >100
Est. Time(days) 10 Negotiable
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Quick Details
Place of Origin:
Jiangsu, China
Brand Name:
Model Number:
Ball lenses
half ball
Half-ball lens, BK7 Ball lenses
Surface Quality:
40/20 Or better
BK7, Fused silica, or JGS1
Diameter Tolerance:
Thickness Tolerance:
can be customized
Supply Ability
Supply Ability:
100000 Piece/Pieces per Month
Packaging & Delivery
Packaging Details
separate safe package for Half-ball lenses, BK7 Ball lenses
air freight
Picture Example:
Lead Time :
Quantity(Pieces) 1 - 100 >100
Est. Time(days) 10 To be negotiated

CHalf-ball lenses, BK7 Ball lenses



Half ball lenses are specially designed for the use in the field of LED lighting. They are intended for the production of very large quantities. Prices comparable with the price of plastic lenses are combined with all the very useful characteristics of three different glass types:

    *High surface quality
    *Scratch-proof surface
    *High or very high refraction index
    *Heat resistant up till more than 300°C (572°F)


We can also provide half ball lens for precision optics. We can promise the competitive price because of the supports from large quantities production of LED lens.


Size range0.5-1000mm
Size tolerance+0.0/-0.2mm
Thickness tolerance±0.1mm
Radius of curvature tolerance±0.5%
Surface accuracy40/20-60/40
Surface qualityLambda/10~Lambda/2
Clear aperture>90%
Bevelling  <0.2mmx45°
Coating AR Coating or according to the customer request coating


1. We lower your cost without risk to your production floor.
Working with us, you adopt a proven cost-cutting strategy

2. We make you look good.
We are technically competent, dedicated, personal, seriously and deeply involved in understanding the unique needs of your business and your products.

3. We maintain adequate inventory on everything you buy.
Inventory is an integral and accepted part of our business model whose intangible value outweighs its cost. We’ve found that there’s nothing like having the part in stock.

4. We work…you sleep.
Need a quote or have a technical question? Usually, we can have an answer the very next day. Our team works around the clock to ensure overseas communication doesn’t delay your project.

5. We provide a rapid, decisive response to any problems.
Our nimble, cohesive team mobilizes quickly to resolve issues that come up with existing customers. Furthermore, our long-range sales philosophy puts long-term customer satisfaction way ahead of short-term sales numbers.

6. We are obsessive about quality assurance.
Our in-house metrology laboratory is capable of measuring key properties and parameters of optical components such as transmission and reflection from 175nm to 20um, mechanical dimensions, surface accuracy, surface quality, flatness, parallelism, squareness, angle, centering, MTF, focal length and radius of curvature.