B Series - Achromatic super contrast objective ASC 4X/0.10 (WD=17mm) - (1101001701582) b series 25 with slot for contrast

25 with slot for contrast sliders Darkfield Optional slider/turret Diaphragm Iris diaphragm Diopter adjustment On both eyepieces

Not the C-mount you're looking for

BA310E Specifications

Part # 1101001703681

65X C-mount camera adapter for 2/3" chip sensors

B Series - Achromatic super contrast objective ASC 4X/0.10 (WD=17mm) - (1101001701582) b series 25 with slot for contrastAchromatic Super Contrast Objective (1101001701582) Specification Model ASC Objective 4X 0. 10 (WD=17mm) Objective mounting thread W 4 5" x 1 36" (RMS Standard) Objective type Achromatic Super Contrast Objective tube length 160 mm Objective magnification 4X Objective N. A. 0. 10 Objective W. D. 17 mm Objective DIN 45 mm Objective coverglass thickness 0. 17