Polarizing Microscope LPM-A11

Polarizing microscope LPM-A11 offers high definition contrast enhancing image quality in polarized light. It has polarizing 30º inclined siedentopf type trinocular head with adjustable interpupillary distance. It has built in bertrand lens on rotatable discs with centering controls. Polarizing filters are used to obtain polarizing light for the investigation of the optical properties of various specimens.

Viewing Head Polarizing siedentopf trinocular head 30° inclined, eyepiece rotation 360°<br/>Interpupillary adjustable distance 48 to 76 mm<br/>Light distribution 100:1 (100% for eyepiece)
Eyepiece WF10X/20 mm, WF10X/20 mm (reticle 0.1 mm)
Nosepiece Quintuple, center adjustable
Condenser Swing out type N.A. 0.9/0.13 polarizing unit, (with scale, rotable 3600, can be locked)
Objective Non-stress infinite plan objective: 4x, 10x, 20x, 40x(s)<br/> Non-stress infinite LWD plan objective: 50x(s)
Stage Revolving round stage with 360° rotation, center adjustable division 1°, Vernier division 6’
Focusing Coarse stroke 25 mm<br/> Fine stroke per rotation: 0.2 mm, Fine division 2 µm
Collector
Illumination 6V/20 W, Halogen lamp (input voltage 100 to 240 V)
Polarizing unit Analyzer rotable with 360°, module type can be locked, Bertrand lens built in center adjustable
Slip λ, First class red or 1/4 λ
Quartz Wedge (I-IV Class)
Reflecting Polarizing unit Field diaphragm and aperture diaphragm, polarizer, 12 V/50 W halogen lamp (input voltage 100 to 240 V)
Dimension 750×360×450 mm
Net weight 15 kg
Gross Weight 18 kg
  • Quintuple nosepiece with adjustable center
  • Polarizing siedentopf type trinocular head
  • Inbuilt bertrand lens with adjustable center
  • Non-stress infinite plan and LWD plan objective
  • Polarizing filters to make use of polarized light
  • Swing out condenser
Accessories no. Name
1 C- mount 0.57 X focus adjustable
2 C- mount 1.0 X focus adjustable
3 Polarizing attached mechanical stage
4 Filter (Amber, green, neutral)
5 Halogen lamp 6V/30W transmitted illumination

Used in the field of geology for the study of rock and minerals, also finds application in botany, forensic science, medicine, chemistry & metallurgy.

Viewing Head Siedentopf type binocular head, 30° inclined, eyepiece rotation 360º<br/>Interpupillary adjustable distance 50 to 75 mm
Eyepiece WF10X/20 mm, WF10X/20 mm (reticle 0.1 mm)
Nosepiece Quintuple click stop revolving mechanism with multiple ball bearing
Condenser Swing type N.A. 1.25 with iris diaphragm and filter
Optical System Finite optical system
Viewing head Trinocular viewing head, 30° inclined
Polarizing Attachment Polarizer: Sliding in/out of optical path, located on the top of collector<br/> Analyzer: Rotatable analyzer with gradation 0°-90°<br/> Bertrand lens: Bertrand lens, sliding in/out of optical path<br/> Optical Compensator: λ Slip (first class red), 1/4λ Slip, Quartz wedge
Eyepiece Eyepiece WF10X/18 with Division eyepiece 10X/18 mm 0.10 mm/div
Optical System Infinity Optical System <br/> (with Bright Field/ Dark Field, DIC, Polarizing units)
Viewing Head Seidentopf Trinocular Head Inclined at 30°, <br/> Interpupillary distance 48 to 75 mm
Reflected Illumination 24 V, 100 W Halogen Light,<br/> Brightness Adjustable, Kohler Illumination With Aspherical Condenser<br/> Polarizer & Analyzer, <br/> Integrate Board For Polarizer & Analyzer <br/> Blue, Green, Yellow Filter, Ground Glass filters
Transmitted Illumination Nil
Optical System Infinity Optical System F= 200 mm
Viewing Head Siedentopf trinocular head, inclined at 30°, Interpupillary 55-75 mm
Eyepiece WF10X/25 mm
Objective
M Plan APO HL Objective 2X/0.055 WD= 34.56 mm Focus Length 95mm
M Plan APO HL Objective 5X/0.14 WD= 44.50 mm Focus Length 95mm
M Plan APO HL Objective 10X/0.28 WD= 34.00 mm Focus Length 95mm
M Plan APO HL Objective 20X/0.29 WD= 31.00 mm Focus Length 95mm
M Plan APO HL Objective 50X/0.42 WD= 20.50 mm Focus Length 95mm
Optical System Infinity Optical System <br/> (with Bright Field/ Dark Field, DIC, Polarizing units)
Viewing Head Seidentopf Trinocular Head Inclined at 30°, <br/> Interpupillary distance 48 to 75 mm
Reflected Illumination 24 V, 100 W Halogen Light,<br/> Brightness Adjustable, Kohler Illumination With Aspherical Condenser<br/> Polarizer & Analyzer, <br/> Integrate Board For Polarizer & Analyzer <br/> Blue, Green, Yellow Filter, Ground Glass filters
Transmitted Illumination Swing-Out Condenser N.A.0.9/0.25<br/> 24V 100 W Halogen Light With Aspherical Condenser<br/> Blue Filter
Viewing head Binocular head, inclined at 20º , interpupillary distance 55-75 mm
Eyepiece EW10X/ Ø22 mm
Objectives Plan achromatic objective: 1x<br/> Zoom objectives: 0.8x-6.4x with 1:8 zoom ratio
Stage working distance: 78 mm
Viewing head Binocular head, inclined at 20º , interpupillary distance 55-75 mm
Eyepiece EW10X/ Ø22 mm
Objectives Plan achromatic objective: 1x<br/> Zoom objectives: 0.8x-8x with 1:10 zoom ratio
Stage working distance: 78 mm
Viewing head Binocular head, inclined at 20° , interpupillary distance 55-75 mm
Eyepiece EW10X/ Ø22 mm
Objectives Plan achromatic objective: 1x<br/> Zoom objectives: 0.8x-5x with 1:6 zoom ratio
Stage working distance: 78 mm
Viewing head Siedentopf type trinocular head inclined at 30°, 360° rotation<br/> Interpupillary adjustable distance 50-75 mm<br/> Antifungal system
Eyepiece WF10X/20 mm
Objective Infinite plan objectives (5pcs) 4x, 10x, 20x, 40x(s), 100x(s,oil)
Stage Double layer mechanical stage with removable slide holder: 180×145 mm Travel stage: 76(X)×52(Y) mm with right hand stage handle
Viewing head Siedentopf type binocular head inclined at 30º, 360º rotation<br/> Interpupillary adjustable distance 50mm-75mm <br/>Anti-fungal system
Eyepiece WF10X/20 mm
Objective Infinite plan objectives (5pcs) 4x, 10x, 20x, 40x(s), 100x(s,oil)
Stage Double layer mechanical stage with removable slide holder: 180mm×145mm<br/> Travel stage: 76(X)mm×52(Y)mm with right hand stage handle
Viewing head Siedentopf type binocular head, inclined at 30º, 360ºrotation<br/> Interpupillary adjustable distance 50mm-75mm, Anti-fungal system
Eyepiece WF10X/20 mm
Objective Infinite plan objectives (5pcs) 4x, 10x, 20x, 40x(s), 100x(s,oil)
Stage Double layer mechanical stage with removable slide holder: 180mm×145mm<br/> Travel stage: 76(X)mm×52(Y)mm with right hand stage handle
Viewing head Binocular Viewing Tube, Interpupillary distance 52 to 75 mm, 45°inclined, dioptre adjustable
Optical System Infinite Optical System
Light distribution 6 V 30 W Halogen Lamp House 6 V 30 W Osram Halogen Bulb Electrics for 6 V 30 W Halogen 250V/3.15 A Φ5 × 20 Fuse
Eyepiece WF10X/20 mm Plan Eyepiece, High eye-point up to 21 mm Centering Telescope
Viewing head Trinocular Head Inclined at 30°, Interpupillary distance: 48 to 75 mm
Optical system Infinite Optical System
Light distribution Halogen Lamp 6 V/ 30 W
Eyepiece High-point, Extra Wide Field Eyepiece EW10×/ 22
Optical System Infinity color correct optical system
Viewing Head 45˚ inclined trinocular viewing head, 360˚ rotatable interpupillary distance 50 to 75 mm, binocular trinocular 100:0 or 0:100
Eyepiece High eye point wide field plan eyepiece PL10X 22 mm, with adjustable diopter, reticle attachable
Objective Long working distance plan achromatic metallurgical objectives 5X, 10X, 20X, 50X, 100X