| MODEL INVI | MODEL DESCRIPTIONS
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| VIEWING HEAD | Trinocular Head Inclined at 30 deg. , Interpupillary distance 48 - 75mm |
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| EYEPIECE | High-point , Extra Wide Field Eyepiece EW 10X / 22 |
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| OBJECTIVE | LWD Plan Infinity Objective | LWD Plan Infinity Phase Objective |
| | 4X / 0.1 WD 18mm | 40X / 0.6 WD 2.6mm (Cover Glass 1.2mm) | PH10X / 0.25 WD 10mm | PH20X / 0.4 WD 5.1mm |
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| NOSEPIECE | Quintuple Nosepiece |
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| CONDENSER | ELWD Condenser NA 0.3 , LWD 72mm , (without condenser 150mm) |
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| PHASE ANNULUS | 10X - 20X Phase Annulus Plate |
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| STAGE | Plane Stage 160 x 250mm | Glass Insert | Auxiliary Stage 70 x 180mm |
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| FOCUSING | Coaxial Coarse and Fine Adjustment | Coaxial Stroke : 37.7mm per Rotation , Fine Stroke : 0.2mm per Rotation |
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| ILLUMINATION | Halogen Lamp 6V30W |
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| FILTER | Blue , Green and Frosted Glass , 45mm dia |
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