Swift Tecnar M20t Greenough Field Portable Stereo Microscope

US $2000

  • Cochran, Georgia, United States
  • Jun 9th
SWIFT M20T Tecnar Greenough Stereomicroscope  (stereo microscope)  with  Two Matched 15x Eyepieces It is supplied, as are all Greenough stereomicroscopes, with dual porro prisms. The Greenough microscope is named after its American inventor Horatio Saltonstall Greenough. The microscope, both by weight and size, is a field portable instrument. Its weight makes it easy to carry on a field trip, as it weighs approximately 3 pounds 2.2 ounces. Its size makes also makes it appropriate for a portable, with an approximately 8-1/2 inches tall working position. It has a weighted 4-1/2 inch base, and a relatively large, about 4 inches in diameter, white stage plate. The microscope is attached to an approximately 6-1/4 inch stand, with about a 5-1/2 inch pole. This configuration allows the microscope to be used with a variety of object heights and widths.  The picture of an image, seen through this microscope is of the eye of Ben Franklin on a US $100 bill. Owing to size differences between the eyepiece exit lens, and the entrance lens of the camera used, the image seen here is more enlarged, i.e., a smaller section, then that seen visually. Theimage in the photograph,  is probably less than 3/4th of the image seen visually though the eyepieces. The bill is not included in this sale.  One eyepiece lens allows for independent adjustment of diopters, to accommodate for differences in visual acuity between left and right eyes. It can be adjusted to accommodate varying interpupillary distances. As can be seen in the photographs, the microscope is in excellent condition, perhaps close to new (see photographs). ______________________________ The Manufacurer: Swift Optical (Swift Optical, and the Swift Optical name, is now owned by Motic. Swift is located in Schets, Texas)                                                                                                                    __________                          No need for concern about stock pictures not matching the item for sale.                               PHOTOGRAPHS OF THE ACTUAL ITEMS FOR SALE  These pictures are part of this listing, and we hope they can answer most questions.  However, please feel free to ask any questions you may need answered to make an informed decision. We will do our best to answer them. All items included in this sale are shown.  __________  To help keep buyer costs as low as possible, we ship via economy shipping, which although less expensive takes longer.  However, we recognize that some buyers would prefer to receive their package as quickly as possible. If this is you, we offer expedited shipping at cost.  There is no cost for packing materials or handling. If you select this option, please let us know at auction close by sending an eBay message,  Do not rely on a message sent through PayPal as these are not always seen.  We try to ship items as quickly as possible. If you do not select expedited shipping, no worries we will mail your purchase out quickly via economy–mail. __________   We are proud of the 100% feedback and over 1,500 transactions we've had on eBay over the past 15 years. We would like you to be as pleased with your purchase.  If for any reason you are not 100% satisfied, please let us know. __________  You will never need to open a case, or leave neutral or negative feedback. We will be pleased to work with you to correct any issue quickly and satisfactorily.   

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