Micro machining (on free form surface)

Simultaneous 6 axes control grooving on free form surface

Groove pitch accuracy:1mm±0.5μm(Groove depth:25μm) 
Roughness:Ra 52nm,Rz 260nm

Material:Aluminum
Size:φ126mm(100R)
Machine:NIC-300αS4B2-N6

Super precision mirror surface cutting on free form surface

Roughness:Ra 10nm,Rz 50nm
Form accuracy:2μm

Material:Non-electrolytic NiP
Size:170×130×20mm
Machine:NIC-300S5-N5


Grating on free form surface

Roughness:Ra 3nm,Rz 40nm
Material:Non-electrolytic NiP
Size:120×40×15mm
Machine:NIC-300S5-N2

Cutting on free form surface (Fly cutter)

Roughness:Ra 8nm,Rz 37nm
Materials:Non-electrolytic NiP
Size:100×24×18mm
Machine:N2C-53US4-N4


Micro machining (shaping)

100 nano-meter step cutting

Depth error:0.7nm(Cutting depth is 100nm)
Machine:NIC-300S5-N3

20 nano-meter groove cutting

Error:1.5nm(Cutting depth is 20nm)
Machine:NIC-300S5-N3


1μm prism process

Prisms height:1μm
Material:Non-electrolytic NiP
Size:10×10mm
Machine:NIC-300S5-N3


Micro optical film mold process

Number of grooves: Total 40,125
Material:Non-electrolytic NiP
Size:70×45×10mm
Machine:NIC-300S5-N5

Sin curve cutting (simultaneous 3 axes control)

X,Y,Z axes synchronization accuracy:nano meter
Amplitude:5nm Cycle:40nm
Pitch:200μm

Material:Non-electrolytic NiP
Size:100×100×10mm 
Machine:NIC-300S5-N5


Micro V-shaped grooving

X and Z axes interpolation accuracy:Less than 20nm 
Material:Non-electrolytic NiP
Size:70×45×10mm 
Machine:NIC-300S5-N5

Micro V-shaped sin curve grooving

X,Y,C axes interpolation accuracy:Less than 150nm
※No quadrant glitches

Material:Non-electrolytic NiP
Size:70×45×10mm
Machine:NIC-300S5-N5


Super precision fresnel lens mold process

Number of grooves:Total 35,605
(R:1,080, Fresnel: 325, Logo:34,200)

Material:Non-electrolytic NiP
Size:100×50×10mm 
Machine:NIC-300S5-N5

 

Groove width:117.4μm
Groove depth:27.4μm


Micro forming process to roll mold

Groove depth:20μm Cycle:70μm
Pitch:70μm

Number of grooves:11,428
Material:Non-electrolytic NiP
Size:φ300×1000mm
Machine:RG-800S4-N2

Micro forming process to roll mold

Groove depth:21μm
Pitch:50μm

Material:Oxygen-free copper
Size:φ120×40mm
Machine:NIC-300S5-N5



Micro machining (milling)

Super high-grade collecting sheet mold

Number of microlens arrays:356,130
Roughness:Nano meter level

Material:Copper plate
Size:297×210mm
Machine:NIC-300S5-N5

Microlens array process of brass

Roughness:Ra 2nm, Rz 15nm
Hole diameter:φ0.5mm Hole depth:50μm

Material:Brass
Size:φ36×10mm 
Machine:NIC-300S5-N5


Super mirror surface milling of fuel cell separator

Roughness:Ra 35nm,Rz 232nm 
Corner shape accuracy:±1μm

Material:HPM38
Size:130×100×20mm
Machine:NIC-300S5-N5


Lens grinding

Super precision mirror surface grinding of lens

Form accuracy:Less than±1μm
Roughness:Ra 1nm,Rz 7nm

Material:Clearceram
Size:φ250×50mm
Machine:N2C-53US4-N4


Grinding lenses of 3.8m telescope at Okayama Observatory

Amount of time:26days/piece
Form accuracy(after polishing):Less than 0.15μm 

Form:Off-axis hyperboloidal mirror surface of approximate sphericity (R=10m)
Material:Clearceram
Size:1000×700m (a fan shape)
Machine:N2C-1300D

Grinding accuracy of 3.8m telescope at Okayama Observatory

Form accuracy(After grinding):Less than 1μm
Form accuracy(After polishing):Less than 0.15μm
Roughness(After grinding):rms 80nm
Roughness(After polishing):rms 2nm


Aspheric surface grinding of toric lens mold

Roughness:Ra 1nm,Rz 7nm
Material:Carbide
Size:100×24×18mm
Machine:N2C-53US4-N4

Aspheric surface grinding of f-θ lens mold

Form accuracy:Less than 0.3μm
Material:BK-7
Size:176×20mm 
Machine:N2C-53US4-N4



Inquiries

Experts in super-precision machining. If you have any type of machining under consideration, please feel free to consult us.

Consultations are free of charge. For those who are thinking of introducing any equipment, a machining test will basically be available at free of charge.
Provide the sales personnel at one of our local sales office with information about required accuracy, workpiece size and material. We will review your requirements at our technical center and reply to your inquiry.



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