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$BG4HPERFORMANCE
Magnification Range
Numerical Aperture (NA)
Resolution
Field of View (FOV)
Depth of Field
Contrast Methods
Optical System Type

Labomed LB-291
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$S0PUPERFORMANCE
Magnification Range
Objectives: 4×, 10×, 20×, 40×; Eyepiece: WF10×/22; Total: 40× to 400× (not explicitly stated)
Numerical Aperture (NA)
Objectives: 4×/0.1, 10×/0.25, 20×/0.4, 40×/0.55; Condenser NA: 0.3
Resolution
Not specified
Field of View (FOV)
Eyepiece WF10×/22 (field number 22mm); flatter, brighter viewing with LWD objectives
Depth of Field
Not specified
Contrast Methods
Phase Contrast with LWD Phase Objectives (10×, 20×, 40×), pre-centerable Phase Annulus
Optical System Type
Infinite Optical System (Infinity Color Corrected System)