Mitutoyo 378-831-13 BD Plan Apo 2X Objective, NA 0.055, WD 34mm

Mitutoyo BD Plan Apo 2X infinity-corrected objective for brightfield/darkfield observation – for brightfield and darkfield observation. Mitutoyo 378 series objectives have the world's longest working distances, giving good clearance over awkward workpiece features. Mounting thread to JIS B-7141.

• Magnification: 2X
• Numerical aperture: 0.055
• Working distance: 34 mm
• Focal length: 100 mm
• Resolving power: 5.0 µm
• Depth of focus: 91 µm
• Field of view (FN 24 eyepiece): 12 mm
• Field of view (1/2" camera): 2.4 x 3.2 mm
• Observation: Brightfield/Darkfield
• Mass: 340 g

Made in Japan by Mitutoyo.