![]() II-VI Aerospace & Defense II-VI Aerospace & Defense (also known as Attalon, formerly known as II-VI Optical Systems, Lightworks Optical Systems, Coherent Aerospace & Defense) is a company that designs and manufactures optical systems and components. | ![]() POWDEC POWDEC (パウデック) is a company developing and producing epitaxial wafers of nitride semiconductors and GaN (gallium nitride)-based semiconductor devices. | ||||
Founding Date | Founding Date 1952 | Founding Date 1961 | Founding Date 1997 | Founding Date 1998 | Founding Date 2001 |
Type | Type Private | Type Subsidiary | Type Public | Type Private | Type Private |
Tags | |||||
Locations | Locations Kansas City, US HQ | Locations Murrieta, US HQ Beavercreek, US Longmont, US Philadelphia, US Port Richey, US Tustin, US | Locations Asan-si, KR HQ | Locations Turnov, CZ HQ | Locations Tochigi, JP HQ |
Employees | Employees 69 | Employees 11623% decrease | Employees 429 | Employees 1331% increase | Employees 15 |
Financial | |||||
Revenue (est.) | Revenue (est.) N/A | Revenue (est.) N/A | Revenue (est.) ₩160.3b (FY, 2025) | Revenue (est.) Kč519.2m (FY, 2021) | Revenue (est.) N/A |
Cost of goods | Cost of goods N/A | Cost of goods N/A | Cost of goods ₩130.2b (FY, 2025) | Cost of goods Kč210.8m (FY, 2021) | Cost of goods N/A |
Gross profit | Gross profit N/A | Gross profit N/A | Gross profit ₩30.3b (FY, 2025) | Gross profit Kč308.4m (FY, 2021) | Gross profit N/A |
Net income | Net income N/A | Net income N/A | Net income ₩28.4b (FY, 2025) | Net income Kč66.6m (FY, 2021) | Net income (¥97.8m) (FY, 2025) |

II-VI Aerospace & Defense (also known as Attalon, formerly known as II-VI Optical Systems, Lightworks Optical Systems, Coherent Aerospace & Defense) is a company that designs and manufactures optical systems and components.
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