標準號：BS ISO 14490-1-2006
中文標準名稱：光學和光學儀器.望遠鏡系統的試驗方法.基本特性的試驗方法
英文標準名稱：Optics and optical instruments - Test methods for telescopic systems - Test methods for basic characteristics
標準類型：N31
發布日期：2006/1/12 12:00:00
實施日期：2006/1/12 12:00:00
中國標準分類號：N31
國際標準分類號：37.020
適用范圍：This part of ISO 14490 specifies the test methods for the determination of the following basic characteristics of telescopic systems and observational telescopic instruments: — angular magnification (see Clause 4); — entrance pupil diameter (see Clause 5); — exit pupil diameter and eye relief (see Clause 6); — angular field of view in the object space (see Clause 7); — angular field of view in the image space (see Clause 8); — angular field of view in the object space for spectacle wearers (see Clause 9); — collimation of the bundle of rays emergent from the eyepiece (see Clause 10); — image rotation (see Clause 11); — closest distance of observation (see Clause 12).