We supply trinocular biological educational microscope .This biological microscope is widely used in colleges and universities,Website:http://www.cqscope.com,primary and secondary school.The biological microscope features an optical system for simultaneously observing images through eyepieces and an adjustable trinocular port. The trinocular port is easy to mount photo or video capability.And this biological microscope can add advanced accessories including dark field ring, 0.5x or 1x C-mount,mirror and so on.We have 20 years rich experience in the field of laboratory instrument,covering Europe, Asia, America, Africa and Australia market.Inclined 30 degree,rotatable 360 degree trinocular viewing head Light distribution:20:806 achromatic Objectives 4x,10x,40x,100x,20x(optional),60x(optional)Large double layer mechanical stage and coaxial coarse & fine focus knobsAbbe N.A.1.25 with iris diaphragmPlano--concave mirror is optional.0.5X/1X C-mountParameter ListItemsSpecificationB204LEDEyepieceWF 10×-18 mm??WF 10×-18 mm(adjustable, 0.1 mm)?Achromatic Objective4×?10×?40×/0.65 (S)?100×/1.25 (Oil) (S)?20 ×?60 ×(S)?SeidentopfTrinocular HeadInclined 30°,Rotatable 360°,Interpupilary Distance 48-75mm,Light Distribution 20:80?NosepieceQuadplex?Focusing KnobsCoaxial Coarse and Fine Focusing KnobsTravel Range: 22mm, Scale: 2µm?Mechanical StageStage Size:125mm×115mm,Travel: 35mm×75mm?CondenserAbbe N.A. 1.25(Iris Diaphragm)?Dark Field RingAvailable For 4×-40× Objective?Polarizing AttachmentAnalyzer / Polarizer?MirrorPlano-concave mirror?C-mount1×/ 0.5×(Focus Adjustable)?Base3WLED Illumination Systems?3WLED Illumination Systems(rechargeable)?6V 20W Halogen Lamp,Wide Voltage: 100V-240V?Note: "?"In Table Is Standard outfits, "?" Is Optional Accessories.FAQ1. How can I choose the suitable one?Dear customer, please tell us your detailed requirements by mail or online, we will recommend the suitable one as your request.2. Does your price is competitive?Dear customer, we make sure to offer you the best quality with competitive price.3. How can I pay?Dear customer, we accept many payment term, such as T/T, Western Union…4. When I receive it after pay?Dear customer, normal models can be delivered with 5-7days, please contact us to check transport time to your address.5. How to deliver?Dear customer, we can send by Express, by Sea and by Air.