Magnification: 4X, 10X, 20X, 40X, 100X. Hread: International standard interface "4/5 inch1/36 inch", in diameter approximately 20.2 0.705mm. Please contact me before you return it.
If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item. If you do not receive our reply, please kindly re-sent your message and we will reply to you as soon as possible.If you have any problems or concerns whatever with your order or products, please message us and give us a chance to assist you before you leave any feedback. We believe we can produce a positive outcome to any situation and will work hard to earn your praise. Please contact with us if didn't find your country. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Medical/Lab Equipment Attachments & Accessories\Microscope Parts & Accessories\Microscope Objectives". The seller is "cnoptics" and is located in this country: CN. This item can be shipped worldwide.