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Optical Mask Precision Etched Parts

Product Presentation

Optical Mask Precision Parts etching


Mission statement

To provide the best quality in products and services to ensure full customer satisfaction.
We achieve this with an effective and efficient quality control system which is continuously reviewed and improved.

Material and surface finishing

We produce with a wide variety of material and surface finishing.
Ferrous Metals: Different stock sizes of CRS, pre-coated or post-plated, wet spray paint or powder coating. Stainless Steels SUS 301/302/304/420/430/631, with or w/o passivation.
Aluminum, grade 1100/5052/6061/6063/7076 sheet, bars extrusions; finished in anodized, bard anodized, chromate conversion coating.
Copper, phosphor bronze, finished in anodize, bard anodize, nickled plated, black plated etc.

Quality control systems

IQC-incoming for consign material 
In-process QC
SPC,CPK analysis 
Final QC


SG-etch has a wide experience in the manufacture of metal filters, meshes, screens and grids.  Key requirements include high accuracy, fine apertures, no “breaks” in the bars and no burrs.  Due to the bespoke nature of each user’s requirement Photofabrication offer solutions customized to your individual requirements.

Filters, meshes, grids and screens are typically used in a variety of environments.  One may be trying to restrict large matter from passing through a pipe or separating specific substances during an experiment.  The key requirements remain, and are all available from Photofabrication.  The chemical etching process offers high precision parts, which have a burr free finish combined with low cost tooling.

For bespoke metal filters, meshes, grids and screens the manufacturing technique of choice is Chemical Milling, let us illustrate this in more detail:


Main Benefits of Chemical Milling:

Low cost tooling 
High accuracy 
Customised parts – you design it – we make it! 
Various apertures, shapes and bar combinations 
Over 10 years experience in stainless steel chemical etching metal filters, meshes, grids and screens 
Burr free & Stress free manufacturing method 
Prototypes – fast turnaround to meet your needs 
High volume capabilities


If you are interested in Custom Optical Mask Precision Etched Parts, please send us the CAD drawings (2D and 3D), we will evaluate them and quote you reasonable prices with a satisfied solution.




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Contact Us

Tel.:+86-755-89375091 Fax.:+86-755-89375092 E-mail: sales@sg-etch.com
Address: Rm#911-912,Block 12, Huayao BLG, No.1 Pingan Road, Pinghu Town, Longgang district, Shenzhen, P.R.China 518111