Buyer summary: DIA00008 lists a 40X-1600X magnification range, WF10X/WF16X eyepieces and halogen illumination. DIA00009 lists a 7-inch IPS display, different eyepieces and objective markings, and LED illumination. Do not transfer magnification, focusing or power fields between them, or treat a display-pixel count as an optical-resolution claim.
This procurement guide compares two listed biological microscopes for distributors and equipment buyers. It organises optical markings, stage and focusing fields, illumination and digital configuration questions. It does not validate diagnostic performance, provide specimen or laboratory procedures, or establish suitability for a particular test.
Compare the recorded optical configurations
DIA00008 lists WF10X and WF16X eyepieces with objectives 4X, 10X, 40X(S) and 100X(S, oil), and a magnification range of 40X-1600X. DIA00009 lists WF10X C16 mm, WF20X C11 mm and a 2X doubler, together with the objective markings reproduced below. These labels are kept as listed; the source does not establish a single overall magnification range for the display model or compatibility between the two optical sets.
Keep display, reduction optics and resolution separate
DIA00009 lists a 7-inch IPS display with 2 million pixels and 0.3X reduction optics. A display specification or reduction-optics label does not establish optical resolution, a calibrated field of view or measurement accuracy. Request the complete optical/camera configuration and relevant validation for the intended requirement.
Compare stage and focusing fields without relabelling them
DIA00008 lists a 140 x 155 mm double-layer stage, 70 x 50 mm X-Y travel, coarse and fine adjustment of 25 mm, and listed focusing precision 0.002 mm. DIA00009 lists a 125 x 110 mm double-layer stage, listed stage accuracy 0.1 mm, focusing range 20 mm and listed fine adjustment 0.015 mm. These are different source field names and are not treated as equivalent accuracy measurements or independent test results.
Confirm illumination and electrical supply independently
DIA00008 lists an adjustable halogen lamp rated 6 V / 20 W. That is an illumination field, not a stated mains-input voltage for the complete microscope. DIA00009 lists adjustable LED illumination and power supply DC 5 V / 2 A. Request the supplied adapter, input rating, plug and applicable documentation for the destination rather than inferring them from a lamp or DC output label.
Specify digital functions and supplied accessories
DIA00009 lists photo, video, memory card, computer connection and measurement functions. The record does not establish supported operating systems, software licensing, file formats, interface details or measurement calibration. Confirm which cables, memory card, software, eyepieces and objectives are included. No digital package is transferred to DIA00008 merely because the products share a biological microscope description.
Compare the listed specifications
Values below belong to the linked product code. A field marked not listed requires confirmation for that SKU; it is not filled from another model.
DIA00008: listed optical, stage and illumination fields
| Specification | 40X-1600X Biological Microscope ERV-VI-DIA-00008 |
|---|---|
| Eyepieces | WF10X; WF16X |
| Objectives | 4X; 10X; 40X(S); 100X(S, oil) |
| Magnification range | 40X-1600X |
| Mechanical stage | Double layer; 140 x 155 mm |
| Stage travel (X-Y) | 70 x 50 mm |
| Iris diaphragm | 2-30 mm with filter |
| Condenser | Abbe; N.A. 1.25 |
| Focusing | Coarse and fine adjustment; 25 mm |
| Listed focusing precision | 0.002 mm |
| Illumination | Adjustable halogen lamp; 6 V / 20 W |
DIA00009: display, optical and digital fields
| Specification | Biological Microscope with 7-Inch IPS Display ERV-VI-DIA-00009 |
|---|---|
| Display | 7-inch IPS; 2 million pixels |
| Reduction optics | 0.3X |
| Illumination | Adjustable LED |
| Viewing tube | 30-degree tilt; 360-degree rotation |
| Eyepieces | WF10X C16 mm; WF20X C11 mm; 2X doubler |
| Mechanical stage | Double layer; 125 x 110 mm |
| Listed stage accuracy | 0.1 mm |
| Focusing range | 20 mm |
| Listed fine adjustment | 0.015 mm |
| Objective markings | 4X/0.1; 10X/0.25; 40X(S)/0.65; 100X(S)/1.25 |
| Digital functions | Photo, video, memory card, computer connection and measurement |
| Power supply | DC 5 V / 2 A |
Quotation checklist
- Identify the exact SKU, required eyepiece/objective configuration and quantity.
- Request the current optical configuration and confirm included eyepieces, objectives, adapters and other components.
- Keep stage travel, focusing range, fine adjustment and any accuracy requirement as separate fields.
- For digital requirements confirm interfaces, supported computer/OS, software, memory, file formats and calibration documentation.
- Confirm complete input-power rating, supplied adapter, plug and required destination documents.
- Request product-specific performance evidence for the intended assessment; magnification and pixels alone do not validate a test.
- Confirm packing, replacement parts, availability and commercial terms.
Frequently asked purchasing questions
Can the 40X-1600X range be assigned to the display model?
No. That range is listed for DIA00008. DIA00009 records eyepiece, objective, doubler and reduction-optics labels without a single overall range in the compared fields.
Does a 2-million-pixel display establish microscope resolution?
No optical-resolution or calibrated measurement claim is established by that display field. Request the full optical/camera specification and relevant validation.
Are the focusing and stage values directly equivalent?
No. The source uses different labels, including focusing precision, stage accuracy and fine adjustment. Preserve those definitions and request the measurement method and documentation before comparing accuracy.
Is 6 V / 20 W the mains input of DIA00008?
It is listed under Illumination for the halogen lamp. The complete mains-input rating and supplied power arrangement need separate confirmation.
Are computer software and memory card confirmed included?
The display model lists related functions, but the compared fields do not establish the supplied accessories, software licence or supported computer environment. Confirm the quotation bill of materials.
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