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Kawamura Research Institute Co., Ltd.
200+ people viewing
The shutter, aperture blades, lens barrel helicoid mechanism, etc. must always move smoothly and must be accurate at all times. In addition, abrasi...
3 models listed
Kawamura Research Institute Co., Ltd.
140+ people viewing
Last viewed: 1 day ago
It has properties that make the shutter operate more smoothly, and at the same time provides high heat resistance. Good resistance to heat from lig...
2 models listed