Polarizing Microscope: P107 seriesDescription:Polarizing microscope P107 can observe mineral crystal figure, color and interference color and also identify its optical performance. With the features of easy operation, complete function and economy, it is ideal instrument in geology, petroleum, coal, chemical and physic fields. It is also used in academic demonstration and research.Features:1. 0º-90º Rotatable Analyzer and When out of optical path, Single Polarizing Observation is Available. λSlip, 1/4λ Slip and Quartz Wedge are Equipped.2. High-Precision Rotary Working Stage3. Extra Wide Field Eyepiece and special strain free achromatic objectives4. Perfect for labs, clinics and universities to investigate the optical properties of specimens Standard SpecificationP107B P107TViewing HeadSliding Binocular head inclined at 45°, Interpupillary Distance 55-75mm,√ Sliding Trinocular head inclined at 45°, Interpupillary Distance 55-75mm, √Monocular head inclined at 45° EyepieceWide Field EWF10X/18eyepiece With Scale of Crosshair√ √NosepieceOutward Quadruple Nosepiece√ √AnalyzerRotatable Analyzer With Graduation 0°-90°√ √Bertrand LensBertrand Lens, Sliding In/out of Optical Path√ √Optical CompensatorλSlip(First Class Red), 1/4λ, Quartz Wedge√ √ObjectivesStrain Free Achromatic Objective 4X 10X 40X(S)√ √StageRound Stage, Diameter ¢ 135mm, 360° Rotatable and Graduation in 1° increments,Minimun Resolution 6' When Using Vernier Scale, Center Adjustable.√ √CondenserAbbe Condenser N.A.=1.25 With Iris Diaphragm and Filters√ √Focusing SystemCoaxial Coarse&Fine Adjustment, Fine Division 0.002mm, Moving range:28mm√ √CollectorHigh Brightness Collector√ √PolarizerSliding In/out of Optical Patch, Located on the Top of Collector√ √IlluminationAC220V/110V, 6V20W, Halogen Lamp, Brightness Adjustable.√√Note:"√" Standard Specification, "o"optional parts Polarizing Microscope P107B (Sliding Bincoualar head) Polarizing Microscope P107T (trinocular head)