CN204256253U - 一种单反相机全画幅超长变焦光学交换镜头 - Google Patents
一种单反相机全画幅超长变焦光学交换镜头 Download PDFInfo
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Assignee: Changchun Huachen Photoelectric Technology Co., Ltd. Assignor: Meng Fanyou Contract record no.: 2015220000027 Denomination of utility model: Digital single-lens reflex camera full frame ultra-long zooming optical exchange lens Granted publication date: 20150408 License type: Exclusive License Record date: 20150702 |
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