{"id":401903,"date":"2024-10-20T04:58:38","date_gmt":"2024-10-20T04:58:38","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-22-30406184-dc\/"},"modified":"2024-10-26T08:49:15","modified_gmt":"2024-10-26T08:49:15","slug":"bsi-22-30406184-dc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-22-30406184-dc\/","title":{"rendered":"BSI 22\/30406184 DC"},"content":{"rendered":"
PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
---|---|---|---|---|---|---|---|
6<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 4 Design requirements and recommendations for reference lenses 4.1 General 4.2 Spherical reference lenses 4.2.1 Standard reference lenses <\/td>\n<\/tr>\n | ||||||
10<\/td>\n | 4.2.2 Low power reference lenses (optional) 4.3 Prismatic reference lenses <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 4.4 Cylindrical reference lenses 4.5 Spherocylindrical-power reference lenses <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | 4.6 Reference filter 4.7 Darker reference filters (optional) <\/td>\n<\/tr>\n | ||||||
13<\/td>\n | 5 Uncertainties and Tolerances 5.1 Uncertainties for spherical reference lenses <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 5.2 Uncertainties for prismatic reference lenses 5.3 Tolerance for the axis of the cylindrical reference lens <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | Annex\u00a0A (informative) Design of spherical reference lenses <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | Annex\u00a0B (informative) Design and\/or validation of prismatic reference lenses <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | Annex\u00a0C (informative) Verification of the cylindrical reference lens <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" BS EN ISO 9342-1. Optics and optical instruments. Test lenses for calibration of focimeters – Part 1. Reference lenses for focimeters used for measuring spectacle lenses<\/b><\/p>\n |