木村製作所 List of Products and Services

Kimura Manufacturing is challenging numerous processing areas, including optical component molds that require nanometer-level surface accuracy and the machining of complex freeform shapes. For more details, please download our processing case collection. 【Contents】 ♦ Aspherical lens molds for plastic molding (product photos, design drawings, evaluation measurement results) ♦ Aspherical lens molds (product photos, cross-sectional shape errors, surface roughness) ♦ Cylinder lens molds (product photos, shape errors in the child line direction) ♦ Precision molds for light guide plate molding (product photos, 3D shapes, cross-sectional shapes) ♦ Reflective mirror molds for head-up displays (product photos, surface roughness) ♦ Toroidal micro-lens array molds (product photos, cross-sectional shapes, optical axis position errors) *For more information, please contact us or download the PDF.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

This document introduces the processing fields of Kimura Seisakusho's Nano Processing Laboratory, which primarily conducts integrated production of a wide variety of small quantities focused on cutting and grinding/polishing processes. It includes "Precision Cylindrical Grinding," which targets aspheric lens molds (outer shape processing), cylindrical frames for mold forming, guides, etc., as well as "Mirror Lap Processing," which is aimed at flat molds for plastic molding and various high-precision mirror components. We also introduce processing methods and compatible materials. [Contents] ■ Microfabrication ■ Ultra-precision finishing of aspheric lens mold lens sections ■ Precision cylindrical grinding ■ Large mirror molds, fine optical pattern processing ■ Rough machining of aspheric lens mold lens sections ■ Mirror lap processing *For more details, please refer to the PDF document or feel free to contact us.

• Other processing machines
• Processing Contract
• Contract manufacturing

We would like to introduce a product example of ultra-precision machined parts that have undergone "ultra-precision aspheric machining (electroless NiP)." The material used is STAVAX + electroless NiP. The size is Φ5mm x sag 0.625mm concave (aspheric part). This is ultra-precision machining using single crystal diamond tools. It achieves surface roughness on the order of a few nanometers without polishing. 【Specifications】 ■ Material: STAVAX + electroless NiP ■ Size: Φ5mm x sag 0.625mm concave (aspheric part) ■ Precision: Shape accuracy PV0.043μm (best fit PV0.034μm) Ra3nm *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We would like to introduce a product example of ultra-precision machined parts that have undergone "small-diameter aspheric machining." This is an example of small-diameter aspheric shape machining for glass molds. The material used is ultra steel. The size is within a machining range of Φ1.5mm and an aspheric range of <Φ1mm. Our company is capable of processing all kinds of ultra-precision parts related to IT imaging, safety/sensing equipment, and information communication devices at the nano level. 【Specifications】 ■ Material: Ultra steel ■ Size: Machining range Φ1.5mm, aspheric range <Φ1mm ■ Precision: PV < 0.1μm, Ra < 0.005μm *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We would like to introduce a product example of ultra-precision machining: "Aspheric Molds for Plastic/Glass." The size range is aspheric from Φ1 to Φ150mm (for reference). The machining process involves aspheric processing. Our company provides nano-level machining for all ultra-precision components related to IT imaging, safety/sensing equipment, and communication devices. 【Specifications】 ■ Material: (HPM38 or STAVAX or Aluminum) + Electroless Ni-P, SiC, cemented carbide, etc. ■ Size: Aspheric range Φ1 to Φ150mm (for reference) ■ Accuracy: PV≦0.15μm (Φ2mm) Ra≦0.005μm *Example ■ Finishing equipment: Ultra-precision aspheric machining machines "ULG-100D," "ULG-100A" ■ Machining process: Aspheric processing *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We would like to introduce a product example of ultra-precision machining: the "Micro Lens Array Molding Die." The material used is STAVAX + electroless Ni-P. The size is 20 x 20 mm (machining range). The shape accuracy is PV ≦ 0.5 μm. Our company offers nano-level machining for all ultra-precision parts related to IT imaging, safety/sensing equipment, and information communication devices. 【Specifications】 ■ Material: STAVAX + electroless Ni-P ■ Size: 20 x 20 mm (machining range) ■ Shape accuracy: PV ≦ 0.5 μm ■ Optical axis position accuracy: ±1 μm (per cell) ■ Cell pitch: 330 μm (The machining range, accuracy, and cell pitch are examples.) *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We would like to introduce a product example of "mold for dome lens molding" that has undergone ultra-precision machining. The material is HPM38 + electroless NiP plating. The size is Φ51.64mm × 60mm SR25.82mm (hemispherical convex). The machining content is mirror surface processing of a hemispherical convex shape. Our company can process all kinds of ultra-precision parts related to IT imaging, safety/sensing equipment, and communication devices at the nano level. 【Specifications】 ■ Material: HPM38 + electroless NiP plating ■ Size: Φ51.64mm × 60mm SR25.82mm (hemispherical convex) ■ Machining content: mirror surface processing of a hemispherical convex shape ■ Machining accuracy: φ51.64mm±0.002, surface roughness Ra0.0052μm *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We would like to introduce a product example of ultra-precision machined parts that have undergone "micro concave taper shape processing." The material used is STAVAX with thick electroless Ni-P plating. The size is Φ100mm x 30mm. Our company provides nano-level machining for all ultra-precision parts related to IT imaging, safety/sensing equipment, and information communication devices. 【Specifications】 ■ Material: STAVAX + Thick electroless Ni-P plating ■ Size: Φ100mm x 30mm ■ Machining details: Achieving concave taper processing with a high aspect ratio *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We would like to introduce a product example of a highly precision-machined "Reflective Mirror Mold for Head-Up Display." This is a molding mold for HUD mirrors. The material is aluminum + electroless NiP. The size is 247 x 56 mm. Our company provides nano-level processing for all kinds of ultra-precision parts related to IT imaging, safety/sensing devices, and information communication equipment. 【Specifications】 ■ Material: Aluminum + Electroless NiP ■ Size: 247 x 56 mm ■ Precision: Ra 0.008 μm ■ Shape Accuracy: PV≦10μm *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We would like to introduce a product example of "molds for precision pattern forming" that has undergone ultra-precision machining. This is a machining example using a single crystal diamond tool. The material is STAVAX + electroless NiP, and the size is 33×45mm. We will process shapes tailored to your requirements using ultra-precision machining machines. 【Specifications】 ■ Material: STAVAX + electroless NiP ■ Size: 33×45mm *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We would like to introduce a product example of ultra-precision machining: the "Large Diameter Fresnel Lens Mold." The material used is STAVAX + electroless Ni-P, and the size is Φ200mm. Our company can process all kinds of ultra-precision parts for IT imaging-related equipment, safety/sensing devices, and communication equipment at the nano level. 【Specifications】 ■ Material: STAVAX + electroless Ni-P ■ Size: Φ200mm *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We would like to introduce a product example of ultra-precision machined parts that have undergone "LC (Low-Cost) Lens Array Test Processing." This is a test cut of a low-cost micro lens array mold for plastic molding. The material used is aluminum (A5052), with a pitch tolerance of 1μm and a shape tolerance of <1μm. We are continuing test processing with the aim of achieving A4 size in the future. Our company offers nano-level processing for all ultra-precision parts related to IT imaging, safety/sensing equipment, and information communication devices. 【Specifications】 ■ Material: Aluminum (A5052) ■ Precision: Pitch tolerance 1μm, Shape tolerance <1μm ■ Size: Effective processing area 50mm x 50mm Array pitch 0.5mm (honeycomb arrangement), Curvature SR2.0mm *For more details, please refer to the PDF document or feel free to contact us.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We conduct integrated production of a wide variety of small quantities, primarily focused on cutting and grinding/polishing processes. 【Nano Processing Research Institute】 ◆ Development of ultra-precision cutting technology using single crystal diamond tools ◆ Development of ultra-precision grinding technology for aspheric, spherical, and curved shapes ◆ Development of electromagnetic-assisted multi-axis polishing technology ◆ Development of ultra-precision measurement technology for fine, complex shapes 【Company Overview Summary】 ◆ Management Philosophy ◆ Company Overview ◆ Company History ◆ Business Activities ◆ Features of the Business For more details, please contact us or download the PDF.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We carry out integrated production of a wide variety of small quantities, primarily focusing on cutting and grinding/polishing processes. 【List of Machine Tool Equipment】 ◆ Milling processing equipment ◆ Turning processing equipment ◆ Grinding processing equipment ◆ Electrical discharge processing equipment ◆ Ultra-precision processing equipment ◆ CAD/CAM equipment ◆ Measuring instrument equipment For more details, please contact us or download the PDF.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service

We are challenging ourselves in numerous processing areas, such as optical component molds that require nano-level surface accuracy and the machining of complex freeform shapes. To pursue the field of ultra-precision machining, we continue to collaborate with all relevant parties, including machine tool manufacturers and universities, in the quest to establish new processing technologies. For more details, please contact us or download the PDF.

• Contract manufacturing
• Processing Contract
• Surface treatment contract service