https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions
Product Info
5-100mm vari-focal lens with DC auto iris

5-100mm vari-focal lens with DC auto iris

Fuzhou STAT CCTV Co., Ltd,
Region: China
Update: 09/21/2007
Key Specifications
GU-05100DV

Iris Type: DC Auto Iris

Focal Length (mm): 5-100

Horizontal Field of View (): 51.3-2.5

Min. Object Distance (m): 0.3

Format: 1/3"

Mount: CS

Aperture: 1.6-360

https://www.asmag.com/project/resource/index.aspx?aid=16&t=secutech-made-in-taiwan-products-and-solutions