G Plan Apo 20X Objective

Product Details Infinity Corrected, Plan Apochromatic Designs Can Observe Objects through 3.5mm Thick Glass Ultra-Long Working Distances Image into Vacuum Cells, Optical Traps, Cold Atoms Mitutoyo Glass Thickness-Compensated Infinity Corrected Objectives are ideal for imaging through glass in a variety of brightfield inspection microscopy applications , including inspecting LCDs, semiconductors, or flat screen television monitors, or for imaging into a vacuum. These G Plan APO objectives can also be used in a range of life science applications, such as imaging through a coverslip or mediums like agar, water, or nutrients. Mitutoyo Glass Thickness-Compensated Infinity Corrected Objectives feature excellent color reproducibility and a flat image surface over the entire field of view. Specifications General Model Number: 378-847 Compatible Tube Lens Focal Length (mm): Focal Length: 200mm Type: Microscope Objective Style: Infinity Corrected Manufacturer: Mitutoyo Physical & Mechanical Properties Length excluding Threads (mm): 65.60 Maximum Diameter (mm): 34 Weight (g): 270.00 Optical Properties Compatible Cover Glass Thickness (mm): 3.5 Horizontal Field of View, 1/2″ Sensor: 0.32mm Horizontal Field of View, 2/3″ Sensor: 0.44mm Focal Length FL (mm): 10.00 Magnification: 20X Numerical Aperture NA: 0.28 Resolving Power (μm): 1.0 Depth of Field (μm): 3.50 Field of View, 24 Diameter Field Eyepiece (mm): 1.20 Working Distance (mm): 29.42 (30.60 through compatible cover glass) Wavelength Range (nm): 436 – 656 Parfocal Length (mm): 96.19 Immersion Liquid: N/A Sensor Maximum Sensor Format: 2/3″ Threading & Mounting Mounting Threads: M26 x 36 TPI Environmental & Durability Factors Operating Temperature (°C): +5 to +40 Operating Humidity: 20 – 80% Regulatory Compliance RoHS 2015: Exempt × Certificate of Conformance: View × REACH 241: Contains SVHC(s) ×