| GX71 | GX51 |
Optics | UIS optical system (infinity-corrected) |
Objective | UIS objectives |
Eyepiece | UIS eyepiece (F.N. 26.5) | UIS eyepiece (F.N. 22) |
Microscope body | Intermediate magnification | Zoom incorporated (1x - 2x) Clicks in the two intermediate positions (can be released) | — |
Imprinting of scale | All ports Reversed positions (up/down/left/right) from observation positions seen through the eyepiece | All ports Reversed positions (up/down) from observation positions seen through the eyepiece |
Power source | Power source for illuminator (12V100 halogen) incorporated |
Focusing | Manual, Coarse and Fine coaxial handle. Focus stroke 9mm (2mm above and 7mm below the stage surface) |
Photo frame | Incorporated (IN/OUT) | — |
Output port | Front port - Photomicrographic equipment (upright image), video and DP system (reversed image, special video adapter for GX) |
Side port - Video, DP system (reversed image) | Side port (option) - Video, DP system (upright image) |
Observation tube | Super widefield (F.N. 26.5) | U-SWBI30, U-SWTR-2 | — |
Widefield (F.N. 22) | — | U-BI90, GX-BI90, U-TR30H |
Illuminator | Observation method | Brightfield, darkfield, simple polarized light, DIC, fluorescence | Brightfield, darkfield, simple polarized light, DIC |
Illuminator diaphragm | FS/AS manually controlled, with centering adjustment |
Light source | 100W halogen (standard), 100W mercury, 75W xenon, 50W metal halide (optional) |
Revolving nosepiece | Manual operation | Sextuple for BF/DIC, quintuple for BF/DF, quintuple for BF/DF/DIC, Quadruple for BF with centering |
Motorized operation | Sextuple for BF/DIC, quintuple for BF/DF/DIC |
Stage | Standrd type | Right handle stage for GX (X/Y stroke: 50x50mm) |
Option | Flexible right handle stage, left short handle stage (each X/Y stroke: 50x50mm) Gliding stage, rotatable stage for GX (scheduled for introduction in 2003) |
Stage insert plate | A set of teardrop and long hole types |
Image recording | Photomicrographic | Special photomicrographic lens (attached) gives 10x magnification with large-format camera, 3.3x with 35mm camera Photomicrographic system - 35mm/large-format camera (simultaneously mountable), 1 % spot/30% average measuring area (switch able), auto/manual exposure, exposure time adjustment, automatic ISO setting, AE lock, multiple exposure, etc |
Digital camera, video camera | OLYMPUS DP series etc, attachable using appropriate adapters |
Combined weight | Approx. 37kg (BF, DF and DIC observations, combined with GX-PHU) | Approx. 28kg (BF, DF and DIC observations, combined with DP12) |
Power consumption | 170VA, 140 W (excluding photomicrographic system) |