FILTER PRODUCTS

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Apertures

The Vacuum Spatial Filter & Vacuum Cell designed for Pulsed Lasers and characterized with high peak power Vacuum Spatial Filter (VSF), is a vacuumed borosilicate glass cell at which center lays titanium pinhole. Spatial filter, a usual technique used to improve laser beam quality by removing noise from laser beams and resulting ...
  • Pinhole Diameter: 2000 um
  • Mounting: Mounted
  • Part Diameter: 5 - 38 mm
  • Cell Material: Borosilicate or Molybdenum Glass 
  • Pinhole Material: Titan or Stainless steel 
  • ...
Data Sheet
The MID14-24 is precise motorized iris diaphragm controlled via PC and intuitive graphic user interface (GUI). Due to the unique design, an aluminum blades forming square diaphragm always remains centered about an “optical axis” including internal SM1–threaded hole. Even while tuned from 0 to 14 mm size, the ...
  • Aperture Shape: Rectangle
  • Material (body): Anodized Aluminum
  • Material (blades): Aluminum
  • Aperture Size: 0 - 14 mm
  • Microstep Size (Default Resolution): 10 µm 
  • ...
Data Sheet
Optical Slits
Walthy Precision Co., Ltd.
CUSTOM CAPABILITIES Material:Glass,quartz etc            Thickness (mm): 1.5mm or customized Outer Diameter (mm): 25.4mm or customized               Slit Length (mm): 25.4 mm or customized                       ...
  • Slit Width: 5-1000 um
  • Slit Length: 25.4 mm
  • Mounting: Mounted, Unmounted
  • Part Diameter: 9.5 mm
  • Small Quantity: Acceptable 
  • ...
Data Sheet
Custom Air slit
Walthy Precision Co., Ltd.
We can customize slits according to your requirements. We can fabricate from different substrate materials,diameter,different slit width and length, and different slits configuration. Shape of the substrates can be customized too.
  • Slit Width: 5-1000 um
  • Slit Length: 3 mm
  • Mounting: Unmounted
  • Part Diameter: 9.5 mm
  • Material: Alumina Ceramic,Gold,Copper,Tungsten,Molybdenumd 
  • ...
Data Sheet
High Power Pinhole
Walthy Precision Co., Ltd.
Custom Patterns for Optical, Laser, Astronomy and other Scientific Applications
  • Pinhole Diameter: 5-1000 um
  • Mounting: Unmounted
  • Part Diameter: 9.5 mm
  • Typical Material: Copper/Gold Plated Or customized
  • Finish: Gold Coated  
  • ...
Data Sheet
Our slits and pinholes can be pre-mounted in black-anodized aluminum housing for a secure mechanical support. The mounts also fit into various optical assemblies. Mount can be clearly labeled with aperture/slit size for easy identification.  Slit Widths Available: 5 – 1000 µm Slit Length: 3 mm or customizedSlit ...
  • Slit Width: 5-1000 um
  • Slit Length: 1-9 mm
  • Mounting: Mounted
  • Part Diameter: 25.4 mm
  • Typical Material: 304 Stainless Steel 
  • ...
Data Sheet
We can customize slits or Pinholes according to your requirements. We can fabricate from different substrate materials,diameter,different slit width and length, and different slits configuration.Shape of the substrates can be customized too.
  • Pinhole Diameter: 5-1000 um
  • Mounting: Unmounted
  • Part Diameter: 9.5 mm
  • Material: 304 Stainless Steel Copper, Nickel, Becu etc.
  • Thickness: 0.05mm or Customized
  • ...
Data Sheet
Air Slit
Walthy Precision Co., Ltd.
We can customize slits or Pinholes according to your requirements. We can fabricate from different substrate materials,diameter,different slit width and length, and different slits configuration.Shape of the substrates can be customized too.
  • Slit Width: 5-1000 um
  • Slit Length: 3 mm
  • Mounting: Mounted, Unmounted
  • Part Diameter: 9.5 mm
  • Material: 304 stainless steel Becu, Nickel, Copper etc
  • ...
Data Sheet
Blacked Air Slits
Walthy Precision Co., Ltd.
Custom Patterns for Optical, Laser, Astronomy and other Scientific Applications Used as Entrance and exit for spectrometer, and other optical instruments
  • Slit Width: 5-1000 um
  • Slit Length: 3 mm
  • Mounting: Unmounted
  • Part Diameter: 9.5 mm
  • Finish: Can be blacked or not 
  • ...
Data Sheet
We can custom pinhole from 5um-1000um, and also pinhole arrays as your specific drawing. We accept not only small quantity customization but also mass production with competitive price.  
  • Pinhole Diameter: 5 um
  • Mounting: Mounted, Unmounted
  • Part Diameter: 9.5 mm
  • Outer Shape: Can be Round, square, rectangular etc. 
  • Finish: Can be blacked or not 
  • ...
Data Sheet
 Apart from standard optical precision slits and pinholes, we have rich experiences in  double slits, multi-slits cuttting, slit matrix fine cutting, and complex pattern customization.For the slit matrix cutting, we can make the pitch 25um.  
  • Slit Width: 5-1000 um
  • Slit Length: 1-20 mm
  • Mounting: Unmounted
  • Part Diameter: 9.5-1000 mm
Data Sheet
Targets
Walthy Precision Co., Ltd.
We can provide a wide range of targets of various patterns and sizes for characterization of visible and infrared optronic systems. 
  • Slit Width: 5-1000 um
  • Slit Length: 3 mm
  • Mounting: Mounted, Unmounted
  • Part Diameter: 25.4 mm
  • Material: 304 stainless steel  or Customized
  • ...
Data Sheet
BERN OPTICS APERTURES
Bern Optics Inc
Bern Optics coated opaque apertures can be precisely located.  Available with a variety of reflective or anti-reflection coatings to meet the requirements of your unique application, they can be produced using filter or optical glasses, with or without chamfers.Aperture features can be held within micron tolerancesPrecision ...
  • Pinhole Diameter: -- um
  • Mounting: Unmounted
  • Part Diameter: -- mm
Data Sheet
5001 XYZ Spatial Filter
Data Optics
The Spatial Filters use standard microscope objectives and 3⁄ 8\" diameter pinhole disks, both available from Data Optics in a variety of sizes (refer to the section following this for information on sizes available). The objective lens is mounted in a sliding tube for coarse focus adjustment. The tube and objective lens can be ...
  • Pinhole Diameter: -- um
  • Mounting: Mounted
  • Part Diameter: -- mm
Data Sheet
Miniature Pinhole and Slit Positioners
National Aperture
Model MM-1XY/PA miniature aperture positioner designed for precision applications. 
  • Number Of Axes: Two
  • Travel Range (per Axis): 3.175 mm
  • Resolution: -- um
  • Backlash: 0 um
Data Sheet
Aperture Mounts
National Aperture
National Aperture, Inc. is the leading manufacturer of precision micro-apertures, pinholes, slits, bar patterns and custom configurations. Our specialty is micro-miniature pinholes and slits. Standard pinholes range in size from 0.5µm to 1000 µm with custom sizes available. Standard slits range in size from 1.0µm to 200µm with custom ...
  • Mount Type: Fixed aperture (pinhole)
  • Mount Shape: Round
  • Outer Diameter: 25 mm
  • Inner Diameter: 9.55 mm
  • Thickness: 2.54 mm
Data Sheet
Custom Reflective Apertures
National Aperture
Apertures on Chrome, Aluminum, Gold Coated Glass First Surface Mirrors.
  • Pinhole Diameter: 100 um
  • Mounting: Unmounted
  • Part Diameter: -- mm
Data Sheet
Spatial Filter Fixed Slits
National Aperture
Spatial Filter Fixed Slits.
  • Slit Width: 5 um
  • Slit Length: 3 mm
  • Mounting: Mounted
  • Part Diameter: 9.53 mm
Data Sheet
Spatial Filter High Power Pinholes
National Aperture
FITS MOST STANDARD SPATIAL FILTERS.
  • Pinhole Diameter: 50 um
  • Mounting: Unmounted
  • Part Diameter: 9.53 mm
Data Sheet
Spatial Filter Apertures
National Aperture
FITS MOST STANDARD SPATIAL FILTERS.
  • Pinhole Diameter: 50 um
  • Mounting: Unmounted
  • Part Diameter: 9.53 mm
Data Sheet
High Power Precision Air Slits
National Aperture
Gold plated one side, reverse side flat poly black up to 98% emissivity in visible and near infrared.
  • Slit Width: -- um
  • Slit Length: -- mm
  • Mounting: Unmounted
  • Part Diameter: 9.53 mm
Data Sheet
High Power Precision Round Apertures
National Aperture
Gold plated one side, reverse side flat poly black up to 98% emissivity in visible and near infrared.
  • Pinhole Diameter: -- um
  • Mounting: Unmounted
  • Part Diameter: 9.53 mm
Data Sheet
Standard Precision Air Slit
National Aperture
Standard Precision Air Slit.
  • Slit Width: 10 um
  • Slit Length: 5 mm
  • Mounting: Unmounted
  • Part Diameter: 9.53 mm
  • Slit Width Range: 1um and up 
Data Sheet
Standard Precision Round Apertures
National Aperture
Standard Precision  Round Apertures.
  • Pinhole Diameter: 10 um
  • Mounting: Unmounted
  • Part Diameter: 9.53 mm
  • Pinhole Size Range: 0.5um and up 
Data Sheet
Copper Air Slit
Lenox Laser
High energy and high power copper slits are intended to be used in the optical transfer assembly of a system using a powerful laser as a source. For Q-Switching applications, consider a highly reflective slit disc surface and a very high melting temperature disc material. This material is able to withstand high energies from IR, Co2, ...
  • Slit Width: 5 um
  • Slit Length: 3 mm
  • Mounting: Unmounted
  • Part Diameter: 9.5 mm
Data Sheet