Apertures

Slits (Mounting: Unmounted)

Blacked Air Slits

Walthy Precision Co., Ltd.

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Blacked Air Slits

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Walthy Precision Co., Ltd. specializes in manufacturing high-precision custom shapes and patterns tailored for optical, laser, astronomy, and various scientific applications. Utilizing top-grade materials like 304 stainless steel, we ensure the best quality and cost-effectiveness for our products. Our custom shapes and patterns are ...

Specifications
Slit Width:	5 um
Slit Length:	3 mm
Mounting:	Unmounted
Part Diameter:	9.5 mm
Finish:	Can be blacked or not

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Walthy Precision Co., Ltd.

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Walthy Precision Co., Ltd. offers high-quality unmounted optical slits ideal for optical systems, educational experiments, and spectrophotometer image analysis. Our slits are available in widths ranging from 10 µm to 1000 µm, crafted from durable 304 stainless steel. Each slit is precisely fabricated to meet stringent ...

Specifications
Slit Width:	5 um
Slit Length:	3 mm
Mounting:	Mounted, Unmounted
Part Diameter:	9.5 mm
Material:	304 stainless steel Becu, Nickel, Copper etc

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Customized Precision Air Slits

Walthy Precision Co., Ltd.

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Customized Precision Air Slits

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Enhance your optical, laser, and scientific applications with precision-crafted custom shapes and patterns from Walthy Precision Co., Ltd. Our expertise in producing high-quality patterns from 304 stainless steel ensures the best performance and durability. Whether you need round, square, rectangular, or complex micro patterns, we ...

Specifications
Slit Width:	5 um
Slit Length:	1 mm
Mounting:	Unmounted
Part Diameter:	9.5 mm

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Custom Air slit

Walthy Precision Co., Ltd.

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Custom Air slit

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Walthy Precision Co., Ltd. offers custom high power precision air slits, ideal for optical systems, educational optical experiments, and spectrophotometer image analysis. Available in widths ranging from 10 to 1000 micrometers, these slits are manufactured using high-quality materials such as alumina ceramic, gold, copper, tungsten, ...

Specifications
Slit Width:	5 um
Slit Length:	0 mm
Mounting:	Unmounted
Part Diameter:	0 mm
Material:	Alumina Ceramic,Gold,Copper,Tungsten,Molybdenumd

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Walthy Precision Co., Ltd.

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Walthy Precision Co., Ltd. offers a diverse range of custom targets designed for the characterization of visible and infrared optronic systems. These targets are meticulously crafted to meet specific requirements, with options for various patterns, sizes, and materials. Whether mounted or unmounted, our targets provide reliable ...

Specifications
Slit Width:	5 um
Slit Length:	3 mm
Mounting:	Mounted, Unmounted
Part Diameter:	25.4 mm
Material:	304 stainless steel or Customized

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Walthy Precision Co., Ltd.

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Walthy Precision Co., Ltd. presents custom optical slits engineered for precision and versatility. These slits, meticulously crafted from high-quality materials like glass, quartz, or 304 stainless steel, offer exceptional performance for optical systems and educational experiments. With customizable dimensions, slit widths ranging ...

Specifications
Slit Width:	5 um
Slit Length:	25.4 mm
Mounting:	Mounted, Unmounted
Part Diameter:	9.5 mm
Small Quantity:	Acceptable

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25μm x 10mm Rectangular Slit, Chrome on B270 Glass– LG25

Graticules Optics Limited

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25μm x 10mm Rectangular Slit, Chrome on B270 Glass– LG25

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Metal Filter Slit on Glass. (0.025mm wide x 10mm long)

Specifications
Slit Width:	25 um
Slit Length:	10 mm
Mounting:	Unmounted
Part Diameter:	12.7 mm
Mechanical:	Chrome on B270 Glass, 1.5mm Thick

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100µm x 7.5mm Rectangular Foil Slit, 10mm diameter – LW100

Graticules Optics Limited

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100µm x 7.5mm Rectangular Foil Slit, 10mm diameter – LW100

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Unmounted Foil Slit (0.1mm wide x 7.5mm long).

Specifications
Slit Width:	100 um
Slit Length:	7.5 mm
Mounting:	Unmounted
Part Diameter:	10 mm
Blackened:	Yes, one side

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5μm x 10mm Rectangular Slit on B270 Glass – LG5

Graticules Optics Limited

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5μm x 10mm Rectangular Slit on B270 Glass – LG5

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Metal Filter Slit on Glass. (0.005mm wide x10mm long).

Specifications
Slit Width:	12.7 um
Slit Length:	10 mm
Mounting:	Unmounted
Part Diameter:	12.7 mm
Mechanical:	Chrome on B270 Glass, 1.5mm Thick

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10µm x 10mm Rectangular Slit, Chrome on B270 Glass– LG10

Graticules Optics Limited

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10µm x 10mm Rectangular Slit, Chrome on B270 Glass– LG10

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Metal Filter Slit on Glass. (0.01mm wide x10mm long).

Specifications
Slit Width:	12.7 um
Slit Length:	10 mm
Mounting:	Unmounted
Part Diameter:	12.7 mm

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5µm x 3mm Rectangular Foil Slit, 10mm diameter – LW5

Graticules Optics Limited

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5µm x 3mm Rectangular Foil Slit, 10mm diameter – LW5

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Unmounted Foil Slit (0.005mm wide x 3mm long)

Specifications
Slit Width:	5 um
Slit Length:	3 mm
Mounting:	Unmounted
Part Diameter:	10 mm
Blackening:	Blackened one side

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10µm x 3mm Rectangular Foil Slit, 10mm diameter – LW10

Graticules Optics Limited

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10µm x 3mm Rectangular Foil Slit, 10mm diameter – LW10

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Unmounted Foil Slit (0.01mm wide x 3mm long).

Specifications
Slit Width:	10 um
Slit Length:	3 mm
Mounting:	Unmounted
Part Diameter:	10 mm
Blackening:	Blackened one side

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25µm x 5mm Rectangular Foil Slit, 10mm diameter – LW25

Graticules Optics Limited

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25µm x 5mm Rectangular Foil Slit, 10mm diameter – LW25

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Unmounted Foil Slit (0.025mm wide x 5mm long).

Specifications
Slit Width:	25 um
Slit Length:	5 mm
Mounting:	Unmounted
Part Diameter:	10 mm
Blackening:	Blackened one side

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50µm x 5mm Rectangular Foil Slit, 10mm diameter – LW50

Graticules Optics Limited

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50µm x 5mm Rectangular Foil Slit, 10mm diameter – LW50

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Unmounted Foil Slit (0.05mm wide x 5mm long).

Specifications
Slit Width:	50 um
Slit Length:	5 mm
Mounting:	Unmounted
Part Diameter:	10 mm
Blackening:	Blackened one side

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Precision Air Slit - 50um / 12mm

DIY-Optics GmbH

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Precision Air Slit - 50um / 12mm

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Affordable 1-inch aluminum optical slit for a variety of applications This unmounted optical slit is made of aluminum and has a diameter of 1 inch (25.4 mm). It is 12mm long and 50micrometers (μm) wide, with a width tolerance of +0/-5 μm. The thickness is 0.2 mm (standard). The front side of the slit is marked with the ...

Specifications
Slit Width:	50 um
Slit Length:	12 mm
Mounting:	Unmounted
Part Diameter:	25.4 mm
Thickness:	0.2 mm

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Precision Air Slit - 50um / 6mm

DIY-Optics GmbH

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Precision Air Slit - 50um / 6mm

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Affordable 1-inch aluminum optical slit for a variety of applications This unmounted optical slit is made of aluminum and has a diameter of 1 inch (25.4 mm). It is 6mm long and 50micrometers (μm) wide, with a width tolerance of +0/-5 μm. The thickness is 0.2 mm (standard). The front side of the slit is marked with the width, ...

Specifications
Slit Width:	50 um
Slit Length:	6 mm
Mounting:	Unmounted
Part Diameter:	25.4 mm
Thickness:	0.2 mm

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Precision Air Slit - 50um / 3mm

DIY-Optics GmbH

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Precision Air Slit - 50um / 3mm

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Affordable 1-inch aluminum optical slit for a variety of applications This unmounted optical slit is made of aluminum and has a diameter of 1 inch (25.4 mm). It is 3mm long and 50micrometers (μm) wide, with a width tolerance of +0/-5 μm. The thickness is 0.2 mm (standard). The front side of the slit is marked with the ...

Specifications
Slit Width:	50 um
Slit Length:	3 mm
Mounting:	Unmounted
Part Diameter:	25.4 mm
Thickness:	0.2 mm

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Precision Air Slit - 25um / 12mm

DIY-Optics GmbH

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Precision Air Slit - 25um / 12mm

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Affordable 1-inch stainless steel optical slit for a variety of applications This unmounted optical slit is made of stainless steel and has a diameter of 1 inch (25.4 mm). It is 12mm long and 25micrometers (μm) wide, with a width tolerance of +0/-5 μm. The thickness is 0.05 mm. The front side of the slit is marked with the ...

Specifications
Slit Width:	25 um
Slit Length:	12 mm
Mounting:	Unmounted
Part Diameter:	25.4 mm
Thickness:	0.05 mm

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Precision Air Slit - 100um / 3mm

DIY-Optics GmbH

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Precision Air Slit - 100um / 3mm

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Affordable 1-inch aluminum optical slit for a variety of applications This unmounted optical slit is made of aluminum and has a diameter of 1 inch (25.4 mm). It is 3mm long and 100micrometers (μm) wide, with a width tolerance of +0/-5 μm. The thickness is 0.2 mm (standard). The front side of the slit is marked with the width, ...

Specifications
Slit Width:	100 um
Slit Length:	3 mm
Mounting:	Unmounted
Part Diameter:	25.4 mm
Thickness:	0.2 mm

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Precision Air Slit - 100um / 6mm

DIY-Optics GmbH

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Precision Air Slit - 100um / 6mm

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Affordable 1-inch aluminum optical slit for a variety of applications This unmounted optical slit is made of aluminum and has a diameter of 1 inch (25.4 mm). It is 6mm long and 100micrometers (μm) wide, with a width tolerance of +0/-5 μm. The thickness is 0.2 mm (standard). The front side of the slit is marked with the width, ...

Specifications
Slit Width:	100 um
Slit Length:	6 mm
Mounting:	Unmounted
Part Diameter:	25.4 mm
Thickness:	0.2 mm

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On FindLight marketplace you will find 24 different Slits (Mounting: Unmounted) from top global suppliers. Compare features, request pricing, and connect instantly with manufacturers — no registration required.