AmScope T690-8M T690 Infinity-Corrected Trinocular Microscope 40X-1000X w/ 20W Halogen, 3D Stage & 8MP USB 2.0 Camera

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AmScope T690-8M T690 Infinity-Corrected Trinocular Microscope 40X-1000X w/ 20W Halogen, 3D Stage & 8MP USB 2.0 Camera
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  • Brand:AmScope
  • Part #:T690-8M
  • Model #:T690 Series
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Overview


The T690 is designed for professional biological applications. Its infinity-corrected optical system ensures reliable, low-distortion magnification, with achromatic corrections for accurate colors and improved sharpness. The halogen illumination system provides low-fatigue, evenly-distributed light for maximum contrast and definition. This model is a popular choice for veterinarians and university laboratories.

The trinocular head accommodates viewing through eyepieces and through the top-mounted photo port. The binocular viewing tubes use Siedentopf adjustment to easily fit any user. The head has a top-mounted, height-adjustable 23mm photo port for mounting optional cameras. C-mount cameras can be paired with various reduction lenses for mounting to the port and optimizing field-of-view.

The objective turret provides instant access to 4 magnification levels to easily focus in on minute details from 40X to 1000X. This covers magnifications needed for studying hair follicles, cells, soil, and bacteria. The turret's reversed orientation provides more working room above the stage. These high-quality lenses are achromatically corrected to improve resolution and color accuracy.

The large 2-layer mechanical stage provides smooth and precise movement for examination of specimen slides. The stage's low-position controls are conveniently placed near the coaxial focus knobs for a streamlined workflow. Examining specimen slides is intuitive and precise for users at any skill level.

Built on Koehler illumination principals, the sub-stage lighting provides evenly-distributed light for optimal contrast. The halogen light-source provides bright illumination with a lower color-temperature for decreased fatigue when used for long periods. The Abbe light condenser has a high 1.25 numerical aperture for oil-immersion, and an iris diaphragm to optimize contrast and depth-of-field. The condenser holder uses rack-and-pinion height adjustment for precision control, and is centerable for proper alignment. The illuminator's field lens provides an iris diaphragm to control light-spread, optimizing contrast and definition in specimen features.

Monitor and capture photos and videos with the included 8MP USB2.0 camera. The C-mount camera is specially designed for use with microscopes, allowing you to watch live images, and to record photos or videos on your computer. This ability to view microscopic images on your computer reduces eye-strain, and allows groups of people to view images at the same time. A 0.5X reduction lens is included for use with 23mm-30.5mm ports to capture more of the microscope's field-of-view. professional software for Windows provides a wide assortment of capture and photo-editing functions including color correction, time-lapse capture, image stitching, and a full complement of measuring tools. A lite version of software is available for Mac with essential functionality for capturing photos and videos.

Specifications

Optical SystemInfinite-conjugate
HeadTrinocular, 30° incline, 360° rotatable
Interpupillary AdjustmentSiedentopf compensation-free gemel, 55-75mm
Ocular Diameter30mm
Ocular Dioptersleft ocular
Eyepieces10X
Photo Portheight-adjustable 23mm tube
Objective LensesInfinity-corrected
Objective Parfocal Distance45mm
Objective Mounting ThreadRMS 20.32mm
Objective TurretReverse quadruple, ball-bearing movement
Focusing SystemCoaxial coarse and fine focus, tension control
Division of Fine Focus0.002mm
Stage DesignDouble-layer with caliper
Stage Dimensions180mm x 150mm
X-Y Translation Range75mm x 50mm
Transmitted Illumination12V/20W halogen
CondenserNA1.25 Abbe condenser with iris diaphragm
Sub-stage Condenser-holderrack and pinion
Power85-230VAC 50/60Hz wide-band

Objective Lenses

MagnificationCorrectionsNAImmersion MediumCover-glass Thickness
4Xachromatic0.100.17mm
10Xachromatic0.250.17mm
40Xachromatic0.650.17mm
100Xachromatic1.25oil0.17mm

Camera Specifications
Sensor TypeCMOS
Sensor Optical Format1/2.5"
Active Pixels8.8M (3624 x 2448)
Pixel Size1.67µm x 1.67µm
Active Sensor Area6.05mm x 4.09mm
Shutterelectronic rolling shutter
Sensitivity0.31V/Lux-sec
Spectral Response380-650nm with IR-cut filter
Capture Resolution and Maximum Framerate1.9fps @ 3264x2448
8fps @ 1600x1200
27fps @ 800x600
ConnectivityUSB 2.0
Lens-mountC-mount
Compensating Lens0.5X
Power5VDC over USB

Software

OS RequirementsWindows (32/64 bit) XP/Vista/7/8/10, Mac OS 10.8+
Hardware RequirementsIntel Core2 2.8GHz or comparable processor, 4GB RAM
Features
Windows Version
Live video preview
Captures still images and video
Time-lapse capture
Exposure and white-balance controls
Dark-field correction
Digital binning
Image processing
Measurement tools, including lines, arcs, polygons
Segmentation and counting tools
Image-stitching, extended depth-of-field, HDR
Fluorescence color-mapping
Mac Version
Live video preview
Captures still images and video
Exposure control
Color adjustment
Measurement tools, including lines, arcs, polygons

Packing List:

  • One trinocular head
  • One microscope body
  • Four objective lenses: 4X, 10X, 40X, 100X
  • One pair 10X eyepieces
  • Three color filters
  • One spare halogen bulb
  • One spare fuse
  • One power cord (US and Canada standard)
  • One dust cover
  • One sample immersion oil
  • One C-mount USB camera
  • One 0.5X reduction lens
  • Two sizing adapters
  • One USB Type B to USB type A cable
  • One software CD
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