2d 40Beli Odner Insert Ring Binder Bantex 8542 A4 2D 40 mm di Alif ATK & Komputer. Promo khusus pengguna baru di aplikasi Tokopedia!2D-40 is a self-developed two-dimensional dilation module product by Lingxi Microlht. This product wehs 8g, has a large field of view angle of 40 ° FOV, a 25mm large exit pupil, a