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We have a steady flow of used microscopes coming in as a result of trade-ins or purchases. Since we only offer major brands you can be assured when you purchase you will be get a high quality name brand like Olympus, Zeiss, Leica-Leitz, Nikon, Reichert, Seiler, Accu-Scope, Unitron, etc. All of our used microscopes go through our rigorous Quality Control evaluation & inspected by one of our certified microscope technicians. All microscopes are cleaned with a preventive maintenance check up. Many times questionable or defective parts are replaced with new OEM components before the microscope is released for sale. We warranty the microscopes for a minimum of 30 days and extended warranties are available for purchase through a third party warranty company.  

If you have a microscope you would like to trade-in for one of our microscopes please let us know. One of our team will he be happy to give you an estimate before you make a purchase.

Be sure to check out our Dealer Demo Microscope Section too!

We accept Purchase Orders from Universities, Hospitals, Government Laboratories with prior approval 

Please call of email if you have any questions. 

800 283 9997 office  /  618 656 9599  /   

When considering a purchase you will want to know this:

TSC, Inc ships to the USA (48 Continental States), CANADA, and most countries throughout the world. Please take note that our Shopping Cart and Check Out can only be used if your shipping address is in the USA (48 States) or Canada, and you use a major credit card. If your shipping address is outside the USA (48 states) or Canada please contact our office with your complete shipping address & the product you wish to purchase. We will calculate the amount for you so you will be able to add the shipping amount and finalize your Check Out.  (Please do not attempt complete the Check Out until we have supplied you with the shipping amount.)

Credit Card Payments:

   If shipping to the USA or Canada please select the 'name of the product' you wish to purchase, and select 'USA' or 'Canada'. The correct S/H/Ins amount will automatically be added to your total so you can finalize the transaction.
TSC, Inc. and Authorize Net, our Credit Card Merchant Service Provider adhere to the most stringest Privacy regulations in the industry and do not share or sell any of our customer's credit card or personal information whatsoever. (Please email for full disclosure regarding this.)
Bank Wire Transfers / Company or Personal Checks / Money Orders / International Orders:
   Please send a message or call our office or if you wish to use Bank Wire Transfer, Personal, Business Check, or Money Order.
For orders from outside the 48 States (USA), or Canada, the only form of payment we accept is Bank Wire Transfer. We also accept Bank Wire  Transfers from anywhere for orders of $300 or more. Any payment must clear our bank prior to shipping. Depending on the type of payment, please allow between 3-7 days for the payment to clear. 
***Insurance is automatically included in the shipping amount on all shipments with a price greater than $100. This is to ensure protection for all parties.  
We are in the process of providing our customers with a more stream-lined Shopping Cart.
Thank you!
Tottleben Scientific Company

800 283 9997 Office

618 656 9008 Office

618 656 9599 Fax