BestScope BS-2078A Excellent Optical Performance Biological Microscope

• Customization: Available
• After-sales Service: 3 years
• Warranty: 3 years
• Model NO.: BS-2078A
• Magnification: 40x-1000x
• Type: Biological
• Number of Cylinder: ≥Three
• Mobility: Desktop
• Stereoscopic Effect: Without Stereoscopic Effect
• Kind of Light Source: Ordinary Light
• Shape: Single-lens
• Usage: Teaching, Research
• Principle: Optics
• Principle of Optics: Infinite Optical System
• Optical System: Color Corrected Infinite Optical System
• Viewing Head: Inclined 30° trinocular tube
• Eyepiece: WF10X/25mm,
• Nosepiece: Sextuple nosepiece
• Koehler Illumination: 12V/50W halogen lamp
• Transport Package: Strong Carton with Polyfoam Protection
• Specification: 560mmx35mmx520mm
• Trademark: BestScope
• Origin: Beijing, China
• Production Capacity: 1000set/Mouth

Product Description

BS-2078A

Introduction
BS-2078 series microscopes are high level microscopes which are specially designed for college education, medical and laboratory study. It adopts an Infinite optical system, beautiful structure and ergonomic design. With modular design, it can be equipped with various accessories to meet different needs. With an innovative optical and structure design, excellent optical performance and easy to operate system, these biological microscopes make your works enjoyable.

Feature

1. Stage
   

   size280mm*160mm rackless integrated large  mechanical stage, travel range 80*52mm.
    
2. Coaxial coarse and fine focusing
   

   Coaxial coarse and fine focusing system (scale 1μm) with focusing upper limiting device. Coarse stroke 30mm.
    
3. Management System
   

   Only available for LED illumination. With the LCD display, it shows logo when power on and the shows current magnification of objective. It can show working brightness and has current brightness memory. It supports working time setting, LED color temperature adjustable within 3500K-6000K, brightness adjustment automatically upon different objectives.
    
4. Brand new Koehler illumination system                                                                                                                          Brand new Koehler illumination system ensures excellent optical performance.
   

   
                                 5W LED Illumination                                                                             50W/100W Halogen Illumination
   
   Application
5. Bright observation
6. 

   

   
                      Swing-out condenser
7. Polarizing observation
   

   
8. Dark field observation
   

   

   
9. Phase contrast observation 
   

   

   
   Qunituple turret phase contrast unit 10X/20X/40X/100X
    
10. Fluorescence observation
    

    
                         Integrated EPI LED fluorescence device                                                                              BS-2078BF
    

    

    
    Specification

    Item	Specification	BS-2078A	BS-2078B
    Optical System	Color Corrected Infinite Optical System	*	*
    Viewing Head	Inclined 30° trinocular tube, rotatable 360°, interpupillary distance: 48-76mm, splitting ratio: eyepiece: trinocular=100:0 or 20:80	*
    	Inclined 30° trinocular tube, rotatable 360°, interpupillary distance: 48-76mm, splitting ratio: eyepiece: trinocular=100:0 or 20:80 or 0:100		*
    Eyepiece	Wide field plan eyepiece WF10X/25mm, with adjustable diopter	*	*
    	Wide field plan eyepiece WF10X/23mm, with adjustable diopter	○	○
    Infinity Plan Achromatic Objectives	2X/NA=0.06, WD=7.2mm	○	○
    	4X/NA=0.11, WD=12.1mm	*	○
    	10X/NA=0.25, WD=10.0mm	*	○
    	20X/NA=0.45, WD=3.33mm	*	○
    	40X (S)/NA=0.7, WD=2.61mm	*	○
    	100X (S, Oil)/NA=1.25, WD=0.25mm	*	○
    Infinity Plan Semi-Apochromatic Objectives	4X/NA=0.10, WD=16.2mm	○	*
    	10X/NA=0.3, WD=9.6mm	○	*
    	20X/NA=0.45, WD=2.8mm	○	*
    	40X (S)/NA=0.7, WD=0.55mm	○	*
    	100X (S, Oil)/NA=1.25, WD=0.21mm	○	*
    Nosepiece	Sextuple nosepiece	*	*
    Stage	Rackless integrated stage with two slide holders. Stage size: 280mm(X)*160mm(Y), moving range: 80mm*52mm.	*	*
    Condenser	Swing-out condenser NA 0.9/0.13	*	*
    	Dark field condenser, dry, apply to 4X-40X objective	○	○
    	Dark field condenser, wet, apply to 100X objective	○	○
    Koehler Illumination	5W LED illumination	*	*
    	12V/50W halogen lamp	○	○
    	12V/100W halogen lamp	○	○
    Polarizing Unit	Analyzer and polarizer	○	○
    Phase Contrast Unit	Quintuple hole turret unit with 10X, 20X, 40X, 100X phase contrast objectives	○	○
    Fluorescent Attachment	B/G epi fluorescence unit, 5W LED fluorescence lamp	○	○
    	B/G/UV/V epi fluorescence unit, 5W LED fluorescence lamp	○	○
    Video Adapter	0.35X C-mount adapter, adjustable focus	○	○
    	0.5X C-mount adapter, adjustable focus	○	○
    	0.75X C-mount adapter, adjustable focus	○	○
    	1X C-mount adapter, adjustable focus	○	○
    Filter	Frosted glass	*	*
    	Blue filter	○	○
    	Green filter	○	○
    	Yellow filter	○	○
    Display	Work status display screen, only for LED illumination. It shows magnification of objectives and working brightness. Brightness memory, working time setting and controlling the color temperature of the LED.	○	○
    Packing	1 carton/set, Packing Size: 560mm × 350mm × 520mm, Gross Weight: 20.5 kgs, Net Weight: 15 kgs	*	*

    Note: *Standard Outfit, ○Optional
    
    Accessories
    ObjectivesInfinity Semi-Apochromatic Objectives

    Items	Objective	NA (mm)	W.D. (mm)
    Infinity Semi-Apochromatic Objective (FN25)	PLAN S-APO 4X	0.10	16.20
    	PLAN S-APO 10X	0.30	9.60
    	PLAN S-APO 20X	0.45	2.80
    	PLAN S-APO 40X(S)	0.70	0.55
    	PLAN S-APO 100X (S, oil)	1.25	0.21
    Infinity Plan Achromatic Objective (FN25)	PLAN 4X	0.11	12.1
    	PLAN 10X	0.25	10.0
    	PLAN 20X	0.45	3.33
    	PLAN 40X (S)	0.70	2.61
    	PLAN 100X (S, oil)	1.25	0.25

11. Optional Fluorescence 

    Item	Exciter	Dichroic	Emitter	Noted
    FL-B(Blue)	EX450/60	DM505	EM520LP
    FL-G(Green)	EX540/30	DM565	EM590LP
    FL-UV (Ultraviolet)	EX375/28	DM415	EM435LP
    FL-V(Violet)	EX405/30	DM430	EM470LP
    FL-B(Chroma39002)	EX470/40	DM505	EM535/40	EGFP/FITC/Cy2/AlexaFluor 488
    FL- G(Chroma39004)	EX530/40	DM565	EM605/55	TRITC/Cy3/TagRFP/AlexaFluor 546
    FL-UV (Chroma39000)	EX375/28	DM415	EM460/50	DAPI/Hoechst/AlexaFluor 350
    FL- Auramine (Chroma19008)	EX450/50	DM485	EM495LP	For Tuberculosis

12. Viewing head
    

    
    Viewing head with splitting ratio of 100:0 or                                                                                    Viewing head with splitting ratio of 100:0 or 20:80 or 0:100 (eyepiece: trinocular) for BS-2078B                                                                                           20:80 (eyepiece: trinocular) forBS-2078A