# This 2X-90X zoom magnification binocular stereo microscope head offers top-level sharp clear erect stereo images over a large zoom magnification range. It includes two Barlow lenses (0.3X & 2.0X) and a pair of extreme widefield focusable WH10X/22 eyepieces. Its outstanding optical system ensures an easy and comfortable observation. This microscope head fits all the stands with a 3" (76mm in diameter) O-ring holder. Features: 2X-90X Continuous Zoom Magnification Offering Top-Level Quality Images High Quality Extreme Widefield Focusable WH10X/22 Eyepieces High Resolution with Great Flatness and Contrast Sharp Stereo Erect Images over a Wide Field View Crystal Clear Original True Color Images Both Ocular-Tubes with Adjustable Diopter Large Working Distance 14" (350mm) Accurate Alignment Ensuring a Fatigue-Free Viewing Full Optical Glass Elements Precise Ground Glass Lens All Metal Mechanical Components Adjustable Interpupillary Distance Rubber Eyeguards Included Manufactured under ISO 9001 Quality Control Standard Specifications: Head: 45-degree inclined 360-degree swiveling binocular Eyepiece: 30mm extreme widefield high-eyepoint focusable WH10X/22 Barlow Lens: 0.3X and 2.0X Objective: 0.2-9.0X Zoom Range: 45:1 Diopter Adjustment: ?5dp Interpupillary Distance: 2-3/4" - 2-15/16"(47-75mm) Field of View: 5-3/4" (145mm) Working Distance: 14" (350mm) Head Mounting Size: 3" (76mm) in diameter Accessory Mounting Size: 1-7/8" (48mm female thread) in diameter Packing List: One Binocular Stereo Zoom Head One Pair of Extreme Widefield WH10X/22 Eyepieces One 0.3X Extreme Widefield Barlow Lens One 2.0X Extreme Widefield Barlow Lens One Pair of Foldable Eye-Guards User's Manual Download Shipping Weight: 10 lbs

**Manufacturer:** Amscope  
**MPN:** `ZM290NB`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Amscope |
| Manufacturer name | Amscope |
| Manufacturer | Amscope, United Scope LLC. |
| CategoryId | 14250 |
| CategoryIdL1 | 13001 |
| CategoryIdL2 | 14364 |
| CategoryIdL3 | 14250 |
| CategoryL1 | Lab Equipment & Supplies |
| CategoryL2 | Lab Equipment |
| CategoryL3 | Microscopes |
| CategoryL4 | Microscope Accessories |
| DimensionUnit | inch |
| GTIN | None |
| UPC | None |
| WeightUnit | lbs |
| jsonUrlData | 924526ffbdad25e5923b |
| moq | 1 |
| MPN | ZM290NB |
| multiple | 1 |
| qtyInStock | -2 |
| qtyInStockOverride | -2 |
| qtySource | qtyInStockOverride |
| SKU | G205659796 |
| tierMinQty1 | 1 |
| tierPrice1 | 517.99 |
| url | https://www.zoro.com/amscope-2x-90x-binocular-stereo-zoom-microscope-head-with-focusable-eyepieces-zm290nb/i/G205659796/ |
| AdultProduct | False |
| Asin | B005LHUONK |
| Autographed | False |
| Batteries_required | False |
| Brand | AmScope |
| Bullet_point | 0.67x-4.5x zoom objective provides low magnification and longer focal length for inspecting large-scale specimens, a 0.3x Barlow lens extends the working distance, and a 2.0x Barlow lens extends the m |
| ClassificationId | 393248011 |
| Color | clear |
| Contains_liquid_contents | False |
| Currency | USD |
| DisplayName | Stereo Microscopes |
| Height | 14.173228332, 1500, 41.0, 500, 75 |
| Identifier | 0013964564952, 013964564952 |
| IdentifierType | EAN, UPC |
| ItemClassification | BASE_PRODUCT |
| ItemName | AmScope ZM290NB Binocular Stereo Microscope Head, EW10x Focusing Eyepieces, 2X-90X Zoom Magnification, 0.67X-4.5X Zoom Objective, Includes 0.3x and 2.0X Barlow Lenses |
| Item_name | AmScope ZM290NB Binocular Stereo Microscope Head, EW10x Focusing Eyepieces, 2X-90X Zoom Magnification, 0.67X-4.5X Zoom Objective, Includes 0.3x and 2.0X Barlow Lenses |
| Item_package_quantity | 1 |
| Item_package_weight | 10.0 |
| Item_type_keyword | science-lab-stereo-microscopes |
| Item_weight | 10.0 |
| Keyword | ZM290NB |
| Length | 27.952755877, 71.0 |
| Link | https://m.media-amazon.com/images/I/41s0A0kC8xL._SL75_.jpg, https://m.media-amazon.com/images/I/41s0A0kC8xL.jpg, https://m.media-amazon.com/images/I/61g7v1xK9DL.jpg |
| List_price | 1427.0 |
| Material | Metal |
| Memorabilia | False |
| ModelNumber | ZM290NB |
| Model_number | ZM290NB |
| Mpns | ZM290NB |
| Number_of_items | 1 |
| PackageQuantity | 1 |
| PartNumber | ZM290NB |
| Part_number | ZM290NB |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Zoro | G205659796 | 517.99 | 1 | None | 1 |
| amscope.com | ZM290NB | 907.99 | 1 | None | 1 |

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MCP server: https://www.dataalchemy.com/mcp