# K9 UV Fused Silica Laser Powell Lenses 9mm Beam 5mm Fan Angle 90degree

> K9 UV Fused Silica Laser Powell Lenses 9mm Beam 5mm Fan Angle 90degree — an optical lens: Jgs1 K9 Zf11, HC. Specs, RFQ checklist and custom sizes to…

- Page: https://machiningglass.com/products/k9-uv-fused-silica-laser-powell-lenses-9mm-beam-5mm-fan-angle-90degree/
- SKU: MG-5F0A35
- Category: Optical Lenses, Prisms & Mirrors > Precision Optical Lenses
- Image: https://machiningglass.com/wp-content/uploads/2026/10/K9-UV-Fused-Silica-Laser-Powell-Lenses-9mm-Beam-5mm-Fan-Angle-90degree.webp
- Updated: 2026-10-24

Product type: Convex Lens. Application: Laser. Model: SVG56.

## Overview

The K9 UV Fused Silica Laser Powell Lenses 9mm Beam 5mm Fan Angle 90degree is supplied as an optical lens made from Jgs1 K9 Zf11. Listed geometry: diameter 3mm-60mm, cylindrical shaped lens shape. Optical / electrical data: transmittance >95%. Coating: HC. It is used in Laser. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.

## Specifications

| Parameter | Value |
| --- | --- |
| Material | Jgs1 K9 Zf11 |
| Type | Convex Lens |
| Shape | Cylindrical Shaped Lens |
| Diameter | 3mm-60mm |
| Transmittance | >95% |
| Coating | HC |
| Usage | Laser |
| Model NO. | SVG56 |
| Lenses Color | Clear |
| Fan Angle | 1-110 Degree |
| Beam Diameter | Customized |
| Lens Show | Our Factory |
| Supplier | Changchun Sunday Optics Co., Ltd. |

## Technical data

| Parameter | Value |
| --- | --- |
| Material: | H-K9L JGS1 UV Fused Silica |
| Diameter | Standard 9mm+0.00/-0.05 or 3mm to 60mm customized |
| Fan angle | 1-110degree |
| Beam diameter | 0.5-5mm or bigger |
| Uniformity | >80%(High Precison) |
| Straightness of line | 99.9%(High Precision) |
| Design wavelength | 385-1064nm |
| Surface Quality | 40-20 |
| Coating | AR Coating on request |
| Rohs | Compliant |

## What to specify when you request a quote

- **Material** — listed as “Jgs1 K9 Zf11”; name the glass or crystal.
- **Geometry** — listed as “3mm-60mm”; give diameter, focal length or radii, angles and tolerances.
- **Surface figure** — quote surface figure (λ) and scratch-dig.
- **Centring and edges** — state centration and edge chamfer.
- **Coating** — listed as “HC”; list the band and reflectance or transmission target.

## Engineering guides for this part

For material grades and coating options, see [Fused Silica Windows for UV and Laser Optical Systems](https://machiningglass.com/materials/fused-silica-windows-for-uv-and-laser-optical-systems/). How parts like this are machined and finished is covered in [Optical Glass Polishing for High Clarity Surfaces](https://machiningglass.com/capabilities/optical-glass-polishing-for-high-clarity-surfaces/). For an application example, read [How to Handle and Maintain Precision Glass Components in Laser Systems](https://machiningglass.com/applications/how-to-handle-and-maintain-precision-glass-components-in-laser-systems/). Before sending a drawing, check [Fused Silica Refractive Index: Key to Optical Design Improvement](https://machiningglass.com/resources/fused-silica-refractive-index-key-to-optical-design-improvement/). A related standard product is [Fused Silica Glass Wafers (2–12", JGS1/JGS2)](https://machiningglass.com/products/fused-silica-glass-wafers-2-12-jgs1-jgs2/).

## FAQ

### What is the K9 UV Fused Silica Laser Powell Lenses 9mm Beam 5mm Fan Angle 90degree made of?

It is listed as Jgs1 K9 Zf11. Coating: HC. Other grades can be quoted if your application needs different transmission, thermal or chemical properties.

### What sizes and thicknesses are available?

The listing gives diameter 3mm-60mm. Custom outlines and thicknesses are made to drawing; state the tolerance you need.

### What optical or electrical performance does it have?

Listed values: transmittance >95%. Confirm the values at your operating wavelength, angle and temperature when you request a quote.

### Where is this optical lens used?

Listed applications: Laser.

### What should I include in a quote request?

Include material, geometry, surface figure, centring and edges and coating, plus quantity and a drawing if the part is custom.

## Request a quote

Send drawings, tolerances and quantity: https://machiningglass.com/contact/?rfq_product_id=14809#mg-rfq

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Source: Custom Precision Glass Machining — https://machiningglass.com/