Manufacturing sites and facilities
We briefly introduce manufacturing processes at our respective factories.
Processes
Fukushima Factory
Our Fukushima Factory established in 1973 undertakes the initial process of roughly polishing optical glass to form shapes of final products as optical devices.
| Location | Postal Code 962-0512 10-243 Aza-Ohyama, Ohaza-Hannou, Ten-ei-mura, Iwase-gun, Fukushima Prefcture TEL：81-248-83-2135 FAX：81-248-83-2172 |
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|---|---|---|---|
| Main work | Rough polishing | ||
| Equipment | Processing machines | Cutting machines | 3 |
| Flat-surface grinding machines | 9 | ||
| Inspection machines | Auto-collimators | 1 | |
| 2-D measuring instrument | 1 | ||
| Dimension measuring instruments | 52 | ||
| Multi-purpose projectors | 1 | ||
| Factory site/building area | Land 5,000/building 997 square meters | ||
| ISO certifications acquired | ISO14001、ISO9001 | ||
Akita Factory
Our Akita Factory established in 1991 undertakes the processes of polishing (a process to create optically precise surfaces on glass surfaces), coating (a process to enhance the added value of prisms), assembling and cementation/bonding.
| Location | Postal Code 019-2611 120-21 Aza Nanamagari-dai, kawabehejima, Akita City, Akita Prefecture TEL：81-18-882-2995 FAX：81-18-882-2048 |
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|---|---|---|---|
| Main work | Polishing, coating, assembling, cementing | ||
| Equipment | Processing machines | Flat-surface grinding machines | 9 |
| Polishing machines | 22 | ||
| High precision one-side wrapping machine | 1 | ||
| High precision one-side polishing machine | 1 | ||
| One-side wrapping machine | 1 | ||
| Both-sides polishing machines | 2 | ||
| Cutting machine | 1 | ||
| Ultra-sonic cleaning machines | 6 | ||
| Vapor deposition machines | 6 | ||
| Spatters | 1 | ||
| Sensor cementing devices | 3 | ||
| Automatic dispensers | 1 | ||
| Inspection machines | Optical axis inspection machines | 2 | |
| Auto collimators | 28 | ||
| 2-D dimension measuring instruments | 5 | ||
| Dimension measuring instruments | 6 | ||
| Multi-purpose projectors | 1 | ||
| Laser interferometers | 2 | ||
| Fringe pattern analyzing instruments | 1 | ||
| Laser microscope | 1 | ||
| Stereoscopic microscopes | 4 | ||
| Spectral photometers | 2 | ||
| Clean rooms | Film-forming rooms（Class 10,000） | 2 | |
| Inspection room（Class 1,000） | 1 | ||
| Clean benches（Class 100） | 2 | ||
| Factory site/building area | Factory site 10,000/Building 2,406 square meters | ||
| ISO certifications acquired | ISO14001、ISO9001 | ||