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LED Fluorescent Biological
Microscope
BS-2041FB(LED)/FT(LED)
Instruction Manual
This manual is for LED fluorescent biological microscope Model BS-2041FB(LED)/FT(LED). To ensure the
safety, obtain optimum performance and to familiarize yourself fully with the use of this microscope, it is
strongly recommended that you study this manual thoroughly before operating the microscope.
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Table of Contents
Related Manuals for BestScope BS-2041FB(LED)
Summary of Contents for BestScope BS-2041FB(LED)
- Page 1 LED Fluorescent Biological Microscope BS-2041FB(LED)/FT(LED) Instruction Manual This manual is for LED fluorescent biological microscope Model BS-2041FB(LED)/FT(LED). To ensure the safety, obtain optimum performance and to familiarize yourself fully with the use of this microscope, it is strongly recommended that you study this manual thoroughly before operating the microscope.
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Page 2: Table Of Contents
BestScope International Limited Content User Notice ....................2 1. Safety Note ..................2 2. Maintenance and Care ................ 2 LED Fluorescent Part ..................3 1. Components Name ................3 2. Installation ..................4 3. Adjustment and Operation ..............5 4. Configuration and Specifications ............6 Microscope Part ................... -
Page 3: User Notice
BestScope International Limited User Notice 1. Safety Note 1. Open the box carefully to avoid the accessories, like lens, dropping to ground or being damaged. 2. Do keep the instrument out of direct sunlight, high temperature or humidity, dusty and easy shaking environment. -
Page 4: Led Fluorescent Part
BestScope International Limited LED Fluorescent Part This fluorescent attachment is designed for infinite optical system. 1. Components Name FL-LED fluorescent attachment: (Fig.1) ① Brightness adjustment knob ② Condenser focusing knob ③ Main body of fluorescent attachment ④ Filter subassembly ⑤ Fastening bolt ⑥... -
Page 5: Installation
BestScope International Limited 2. Installation For installation instruction, take BS-2041FB(LED) fluorescent biological microscope for example: ● BS-2041FB(LED) LED Fluorescent Microscope=biological microscope BS-2041B+FL-LED attachment Fig. 3 Fluorescent Microscope Assembly： Loosen the clamping screw① on biological microscope BS-2041B and remove the binocular viewing head from the body of microscope by revolving it counterclockwise by 90°. -
Page 6: Adjustment And Operation
BestScope International Limited 3. Adjustment and Operation Fluorescent Operation System Main switch and brightness adjustment knob④ Condenser focusing knob③ Light barrier control lever② Filter subassembly① Fig.4 Fluorescent Microscope Operation (Fig.4, Fig.5) 1. Set the filter subassembly① at the middle position to engage B excitation filter into the light path. -
Page 7: Configuration And Specifications
BestScope International Limited Precautions for Operation 1. Check that the power voltage and frequency is consistent with the product requirements. 2. Ensure that the plug is inserted fully and well connected. 3. If only for transmitted light observation (biological microscopy), pull out the filter subassembly or push inward it to engage the empty position into the optical path. -
Page 8: Microscope Part
BestScope International Limited Microscope Part 1. Components Name Binocular viewing head Eyepiece Nosepiece Objective Main body... -
Page 9: Assembly
BestScope International Limited 2. Assembly 2-1 Assembly Diagram The following figure shows the installation sequence of the components. The number in the figure shows the assembly steps. Before installing, be sure every component is clean, do not score any parts or glass surface. - Page 10 BestScope International Limited 2.2 Assembly Procedure 2.2.1 Installing binocular viewing head (Fig.1-2) Insert the binocular viewing head into the microscope head and turn it to a proper position, then screw down the bolt to fix it. Fig.1 Fig.2 2.2.2 Installing the eyepiece (Fig3-4)
- Page 11 BestScope International Limited 2.2.3 Installing the objective (Fig.5-6) 1. Adjusting the coarse focus knob until the support device of the mechanical stage reaches its low limit position. 2. Screw the lowest magnification objective into the nosepiece from the left or the right side, Fig.5...
- Page 12 BestScope International Limited 2.2.5 Connecting the Power Cord (Fig.8-10) ★ The cable and cords are vulnerable when bent or twisted, never subject the power cord to excessive force. Set the main switch① to “O” (off) state Fig.8 before connecting the power cord.
- Page 13 BestScope International Limited 2.2.7 Installing and Replacing the bulb (Fig.11-13) Please use the specified halogen Lamp 6V20W. Pull out the condenser holder as shown in Fig.11. Hold the bulb① after you wrap it with Fig.11 gauze or other protection materials, and then insert its pin②...
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Page 14: Adjustment And Operation
BestScope International Limited 3. Adjustment and operation 3.1 Adjustment set diagram (Fig.14-15) Portrait Adjustment Knob Lateral Adjustment Knob Right Fine Focus Knob Brightness Adjustment Knob Right Coarse Focus Knob Main Switch Tension Adjustment Collar Fig.14... - Page 15 BestScope International Limited Interpupillary Distance Indicator Condenser Focusing Knob Clocking Set Indicator Left Fine Focus Knob Left Coarse Focus Knob Aperture Iris Diaphragm Collar Fig.15...
- Page 16 BestScope International Limited 3.2 Adjustment and Operation 3.2.1 Brightness Adjustment (Fig.16) Connect the power cord and set the main switch to “－”state (ON). Turning the brightness adjustment knob clockwise, the voltage raise, and the brightness strengthen; whereas turning at the contra direction, the voltage decline, and the brightness weaken.
- Page 17 BestScope International Limited Turn the coarse focus knob ①conversely to lower the specimen and search images in the 10×ocular simultaneously, and then use the fine knob② to focus. After that, you can replace with other magnification objectives safely, and focus without the risk of damaging the specimen.
- Page 18 BestScope International Limited 3.3.6 Adjusting the Interpupillary Distance (Fig.21) The interpupillary distance range: 55mm～75mm。 While looking through the eyepieces, move both eyepieces until the left and right fields of view Fig.21 coincide completely. 3.3.7 Adjusting the Diopter (Fig.22) Turn the eyepiece ① to adjust the diopter while looking through it.
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Page 19: 4．Technical Specifications
BestScope International Limited 4．Technical Specifications (1). Main Specifications Optical System Infinite optical system Viewing Head Siedentopf Binocular Head, 30°Inclined, Interpupillary Distance 48-75 mm Eyepiece Wide Field Eyepiece WF 10X/22 Nosepiece Quadruple Nosepiece Objective Infinitive Plan Objectives 4×, 10×, 40×, 100×... -
Page 20: 5．Outfit
BestScope International Limited 5．Outfit 〇 Main Standard 〇 Main Body Double Layers Mechanical Stage 〇 Condenser Holder 〇 Viewing Head Siedentopf Binocular Head 〇 Condenser Abbe Condenser, NA=1.25 〇 Nosepiece Quadruple 〇 3W LED illumination Illumination 〇 Spare LED lamp 〇... -
Page 21: 6．Troubleshooting Guide
BestScope International Limited 6．Troubleshooting Guide (1). Optical System TROUBLE CAUSE SOLUTION The nosepiece is not in the located Locate the nosepiece position (objective and light path not The edge of the field properly where it clicks coaxial) of view is dark or the... - Page 22 BestScope International Limited (2). Mechanical System TROUBLE CAUSE SOLUTION Field of view of one eye does not Interpupillary distance is incorrect Adjust interpupillary distance match that of the other The diopter is not proper Adjust the diopter properly Observation is...
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