Where to Buy Optical Apertures
Various types of optical apertures are required for optical devices like monochromators, sensors, imagers, mode cleaners, and lasers. Examples include optical slits, pinholes, irises, and diaphragms.
More specific products: diaphragms, pinholes, slits
Related product category: optical components and devices
Before You Buy: Learn About Optical Apertures
With its comprehensive resources, RP Photonics helps you to well prepare purchase decisions:
- Encyclopedia article: Optical Apertures
- Related article: mode cleaners
- For responsible purchase decisions: apply good practices
Some aspects to consider before buying optical apertures: aperture size, shape, optical quality, alignment, mounting options, material durability, environmental stability, thermal properties, ease of adjustment, precision.
Manufacturers and Other Suppliers for Optical Apertures
16 suppliers for optical apertures are listed in the RP Photonics Buyer's Guide, out of which 2 present their product descriptions. Both manufacturers and distributors can be registered.
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| Suppliers with Advertising Package presenting their product descriptions | |
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| Company | Product Description |
 Bringing quality into focus 1130 Ten Rod Road Suite D102 North Kingstown Rhode Island 02852 United States  www.knightoptical.comFacebook LinkedIn X YouTube E-mail: (See the company profile page for additional contact information.) ISO 9001:2015 |  Offering excellent control over beam shape and size, Knight Optical's apertures are available in two grades: standard and precision. Choose from a comprehensive stock range or customise your apertures to meet the exact needs of your project. Our series of apertures comprises pinholes, slits and iris diaphragms in sprung steel leaves or stainless steel leaves. |
 We like it black ACM Coatings GmbH (subsidiary of Acktar Ltd.) Jakobsring 3 06618 Naumburg (Saale) Germany |  Acktar blackened pinholes, air slits etc. are ideal for light aperture applications where back reflections from light sources are a concern. These optical apertures feature stainless steel substrates coated with Acktar Black™ coating, which is a super black, low reflectance coating used in wavelengths from the extreme ultraviolet (EUV) to the short-wave infrared (SWIR). This wide-band coating is stable in temperatures up to 380 °C and has no particulation from use. Acktar Blackened optical apertures can be coated on both sides, including the slit edges if needed, and are available unmounted or mounted for increased mechanical stability. See us at Space Tech Expo in Bremen, Germany, Nov. 14–16 (booth K45) and VISION 2024 in Stuttgart, Oct. 08–10! |
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| All Suppliers | |
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| From your country: | |
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340 El Pueblo Road, Suite E Scotts Valley, CA 95066 United States | |
Bringing quality into focus 1130 Ten Rod Road Suite D102 North Kingstown Rhode Island 02852 United States www.knightoptical.comFacebook LinkedIn X YouTube E-mail: (See the company profile page for additional contact information.) ISO 9001:2015 | Offering excellent control over beam shape and size, Knight Optical's apertures are available in two grades: standard and precision. Choose from a comprehensive stock range or customise your apertures to meet the exact needs of your project. Our series of apertures comprises pinholes, slits and iris diaphragms in sprung steel leaves or stainless steel leaves. |
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1791 Deere Avenue Irvine, CA 92606 United States | |
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3210 S. Croddy Way Santa Ana, CA 92704 United States | |
| Outside America: | |
We like it black ACM Coatings GmbH (subsidiary of Acktar Ltd.) Jakobsring 3 06618 Naumburg (Saale) Germany | Acktar blackened pinholes, air slits etc. are ideal for light aperture applications where back reflections from light sources are a concern. These optical apertures feature stainless steel substrates coated with Acktar Black™ coating, which is a super black, low reflectance coating used in wavelengths from the extreme ultraviolet (EUV) to the short-wave infrared (SWIR). This wide-band coating is stable in temperatures up to 380 °C and has no particulation from use. Acktar Blackened optical apertures can be coated on both sides, including the slit edges if needed, and are available unmounted or mounted for increased mechanical stability. See us at Space Tech Expo in Bremen, Germany, Nov. 14–16 (booth K45) and VISION 2024 in Stuttgart, Oct. 08–10! |
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20 Fuxing Street 350014 Fuzhou, Fujian China | www.casix.com E-mail: |
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Kernserstrasse 17 6060 Sarnen Switzerland | diy-optics.com E-mail: |
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Rorschacher Strasse 268 9016 St. Gallen Switzerland | www.fisba.com E-mail: |
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Industriestrasse 22 9301 Wittenbach Switzerland | |
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Wuyue International Building Zhengyang Street, Haoyue Road, Luyuan District Changchun City, Jilin Province China | |
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Bahnhofstrasse 24 9475 Sevelen Switzerland | www.optico.ch E-mail: |
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Im Gaisgraben 7 79219 Staufen i. Br. Germany | www.owis.eu E-mail: |
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Ringstraße 132 55543 Bad Kreuznach Germany | |
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P. O. Box 377 03012 Vilnius Lithuania | |
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No. 1567 Liu Ying Lu Kuan Cheng District Chang Chun China | |
Vision Lasertechnik für Forschung und Industrie GmbH Lügensteinweg 27 30890 Göxe Germany | |
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