Hobbiteの公開自分史 http://pastport.jp/user/Hobbite ja-JP Material Selection for Cylindrical Lenses: BK7 vs. Fused Silica In the world of precision optics, choosing the right material is just as important as selecting the correct design. Cylindrical Lenses, which control light in one dimension, https://www.hobbite.net/product/cylindrical-lenses/ 2025-08-22T16:36:55+0900 http://pastport.jp/user/Hobbite/timeline/Material%20Selection%20for%20Cylindrical%20Lenses%3A%20BK7%20vs.%20Fused%20Silica Hobbite http://pastport.jp/user/Hobbite/timeline/Material%20Selection%20for%20Cylindrical%20Lenses%3A%20BK7%20vs.%20Fused%20Silica