
Introducing a versatile and robust multifunctional composite microscope, perfectly engineered to unveil the intricate details of sample slides. Ideal for clinical doctors, ambitious high school and university science students, and enthusiastic hobbyists eager to explore the microscopic world.
Experience professional-grade precision with the fully rotatable Siedentopf binocular telescope lens. Expertly designed with interchangeable wide field 10X and 25X glass eyepieces, these lenses are set at an ergonomic 30-degree angle to alleviate neck strain, ensuring a seamless focus adaptation for varied pupil distances.
Explore an impressive range of magnification options with four DIN achromatic objectives, elegantly housed in a rotating turret. Achieve six distinct magnification levels: 40X, 100X, 250X, 400X, 1000X, and an extraordinary 2500X.
Illuminate your discoveries with brilliance, using bright LED bulbs channeled through a manually adjustable Abbe condenser. This setup enhances specimen visibility from below, offering adjustable brightness. The double-layer mechanical stage, featuring a large surface area and optimized safety mechanisms, ensures precise slide presentation and viewing.
A thoughtfully designed handle ensures effortless portability for this durable microscope, making it ideal for use in any setting.
Quality Assurance: Endorsed by premier global microscope manufacturers, educators, researchers, and esteemed clinical doctors, ensuring reliable and distinguished performance.
Model |
SW350T |
Head |
360° rotatable binocular Siedentopf |
Inclination |
30° |
Eyepieces |
Wide-field 10X and 25X pairs |
Interpupillary distance |
48-75mm |
Diopter adjustment |
On left tube, +/-5dp |
Nosepiece |
Quadruple revolving |
Objectives |
Achromatic 4X, NA 0.1, working distance 37.5mm 10X, NA 0.25, working distance 7.35mm 40X(Spring), NA 0.65, working distance 0.29mm 100X (Spring, Oil), NA 1.25, working distance 0.18mm |
Magnifications |
40X, 100X, 250X, 400X, 1000X and 2500X |
Stage |
Double-layered mechanical stage with slide holder |
Stage size |
130mmx130mm |
Stage X-Y range |
70mmx30mm |
Upper limit stop |
Rack stop preset but adjustable |
Condenser |
NA 1.25 with iris diaphragm, swing-in and swing-out filter holder |
Focusing |
Coaxial coarse and fine focusing system |
Illumination |
Built-in 1W LED transmitted illumination with intensity control |
Power |
110-240V AC adapter (included) |




Assembly and Set Up
Carefully unbox the microscope, placing it securely on a stable, flat surface to begin your exploration. Prepare your microscope by removing the protective plastic covers from the eyepiece holders, and carefully insert the eyepieces into their designated holders. Enhance your viewing experience by optionally inserting the eyepiece adapter into the trinocular camera port atop the microscope. Choose to add a third eyepiece or mount an eyepiece camera (not included) for advanced visualization. Connect the power adapter to the microscope, plug it in, and activate the microscope by pressing the power button located at the back of the base.
Using the Microscope
Switch on the microscope and set the lamp to its lowest brightness using the illumination intensity control wheel for optimal comfort.
Position a slide securely within the slide holder on the stage to commence your examination. Employ the X-Y translational control knobs on the stage's right side to position the stage front-to-back or slide holder left-to-right, centering the specimen over the bulb for precise observation.
Adjust the binocular eyepieces to achieve a single, unified image by bringing them closer or further apart. Tailor the bulb brightness to your comfort level using the intuitive dimmer wheel for a pleasant viewing experience.
Begin your exploration with the lowest power objective lens, starting with the 4X objective, perfectly centered over the stage. Gently bring the image into focus by peering through the eyepieces and slowly rotating the larger coarse adjustment focus knob, raising the stage closer to the objective. Refine your image clarity by transitioning to the blue fine adjustment focus knob, enabling the observation of various specimen layers with precision. Utilize the diopter adjustment control on the eyepiece holder for further fine-tuning and enhanced image clarity. Explore different slide areas by maneuvering the slide holder using the X-Y translational control knobs, ensuring the specimen remains in sharp focus.
Elevate magnification effortlessly by rotating the nosepiece clockwise to select a higher magnification objective, taking care to avoid contact with the slide to prevent potential damage. If the objective cannot rotate into place without risk of contact, gently lower the stage using the coarse focus knob to create space before changing magnification levels.
Enhance image resolution by adjusting the focusing ring on the iris aperture diaphragm, tailoring the clarity to your specific needs. Manually adjust the condenser's proximity to the stage by rotating the metal knob, optimizing light focus and specimen illumination.
Achieve superior results with the 100X objective by utilizing the included immersion oil, ensuring sharper and clearer observations. Gently rotate the nosepiece to position the 100X objective lens in close proximity to the specimen slide, ensuring it is ready for precise examination. Carefully apply a drop of the provided immersion oil onto the cover slip, ensuring smooth interaction with the objective lens. With precision, slowly rotate the 100X objective lens into position, allowing it to make contact with the immersion oil for optimal clarity. Adjust the focus meticulously until the specimen is brought into sharp, vivid clarity, revealing intricate details. (Note: After usage, always gently cleanse the oil from the objective lens and cover slip using lens paper lightly moistened with ethyl or isopropyl alcohol. Avoid using immersion oil with 4X, 10X, or 40X objectives.)
Discover the efficient swing-in and swing-out filter holder located at the base of the Abbe condenser, designed for effortless access and adjustment. Swing the holder outward and insert a 32mm diameter filter with utmost care to protect the filter and field lens from dust, dirt, and fingerprints.
Effortlessly mount a camera attachment for enhanced visual documentation and analysis.
Insert the eyepiece adapter into the trinocular camera port atop the microscope and securely mount an eyepiece camera (not included). For C-mount cameras (not included), simply unscrew the top ring from the eyepiece adapter for a 1X C-mount configuration.
Parfocality between the eyepieces and the trinocular port is pre-calibrated before shipment and typically requires no adjustment. If necessary, adjust the parfocal ring on the eyepiece adapter to fine-tune the adapter height and achieve desired parfocality.
Warranty information and customer support offer peace of mind for your investment.
Our microscopes are crafted to adhere to the stringent ISO 9001 standards, ensuring exceptional quality and reliability. Warranties are comprehensively structured as follows:
Enjoy a Five (5) Year Warranty for Microscopes, guaranteeing coverage against manufacturing defects for a full five years. Please note that this warranty does not include normal wear, routine maintenance, add-on accessories, or damages from unauthorized repairs, accidents, alterations, shipping, misuse, or abuse.
Benefit from a One (1) Year Warranty for Electrical and Video components, offering coverage for these essential parts. This warranty excludes coverage for consumables such as light bulbs, batteries, fuses, and electrical cords.
All warranties commence from the original purchase date, providing assurance from day one. We are committed to offering free repair or
replacement of warrantied parts, inclusive of labor costs, during the warranty period to ensure seamless operation.
Proof of original purchase is required for warranty service validation. Buyers are responsible for shipping costs to and from
our warehouse for warranty-related services, ensuring smooth and efficient processing. The warranty does not extend to damages resulting
from normal wear and tear, misuse, or unauthorized repairs, ensuring clarity in coverage.
Disclaimer: We diligently strive to enhance our instruments, continuously adapting them in response to valuable customer feedback. Occasional small modifications to the mechanical and optical design of our microscopes reflect our commitment to innovation. Thus, some descriptions, illustrations, and specifications in this manual might slightly differ from the microscope you receive, showcasing our dedication to improvement.
Q1: How can I determine the most suitable model for my application needs?
Simply provide us with the following details, and we will present a tailored solution. Alternatively, send us your specimen for expert proofing evaluation by our professional engineers.
1) What is your product's specific description and detailed specifications?
2) Could you outline your current production process?
3) What is your preferred budget and desired delivery timeframe?
Q2: What should I do if I receive this microscope but am unsure how to use it?
Rest assured, we provide comprehensive support to ensure you have a seamless experience with our product. Upon receiving your Educational Microscope, you'll benefit from our detailed teaching video covering both installation and operation, in addition to an English manual. Moreover, our skilled engineers, fluent in English, are ready to offer you direct online assistance. Furthermore, we have established local support teams in several countries, including India, Malaysia, Korea, and Spain, to provide on-the-ground help. Stay tuned as we expand our local support network to more countries soon.
Q3: What steps should I take if my microscope encounters an issue?
With a robust 12-month quality guarantee, you can trust in the longevity and performance of our Educational Microscope. Should any non-man-made damage occur within this period, we are committed to dispatching replacement parts with utmost efficiency. Beyond the warranty, we continue to offer you complimentary online support for life. In the event you require replacement parts due to damage, you can conveniently order them directly from us, ensuring your microscope remains in peak condition.