| Items | Specification | BK-FL2 | BK-FL4 |
| Eyepiece | WF10×／20mm | YY | YY |
| WF10×／20mm（Reticule 0.1mm） | o | o | |
| WF16× | oo | oo | |
| Infinity Plan Achromatic Objectives | PLAN 4×／0.10 | Y | Y |
| PLAN 10×／0.25 | Y | Y | |
| PLAN 20×／0.40(s) | Y | Y | |
| PLAN 40×／0.66(s) | Y | Y | |
| PLAN 100×／1.25(s，oil) | Y | Y | |
| PLAN 2.5×／0.07 | o | o | |
| PLAN 60×／0.80(s) | o | o | |
| Observing tube | Seidentopf Binocular Head | o | o |
| Seidentopf Trinocular Head | Y | Y | |
| Nosepiece | Inward Inclined positional quintuple nosepiece | Y | Y |
| Stage | Mechanical stage | Y | Y |
| Condenser | Abbe N.A.1.25 | Y | Y |
| Swing out achromatic condenser，N.A.0.9/0.13 | o | o | |
| Illumination device | 6V/20W halogen （wide range input voltage：100V～240V） | Y | Y |
| 6V/30W halogen （wide range input voltage：100V～240V） | o | o | |
| 3W-LED cold light illumination | o | o | |
| Filter | Blue（optional : yellow, green, gray） | Y | Y |
| C-mount | 1×C-Mount (apply to digital camera) | o | o |
| 0.57×C-Mount (apply to camera system） | o | o | |
| Adaptor for digital camera | Apply to CANON／NIKON／OLYMPUS etc. | o | o |
| Fluorescence Attachment | Epi fluorescence unit（B、G、Uv、V） |
| Y |
| Epi fluorescence unit（B、G） | Y |
| |
| 100W mercury lamp house | Y | Y | |
| 100Wmercury power source（optional: pointer or digital） | Y | Y | |
| Centering objective | Y | Y | |
| 3W-LED Epi fluorescence unit（B、G） | o |
 |  |
| BK5000 Biological Microscope size | BK-FL Fluorescence Microscope size |
Lab Africa in South Africa; Arablab in Dubai; Analytica Latin America in Brazil, PITTCON in USA
Analytica in Russia; Analytica in Germany
From more than 80 countries , partners and distributors usually come to visit Drawell from all over the world.
When customers need, we will provide online service all the time except sleep, no matter working time or resting time, no matter working days or holiday.
You can contact us through : Emails, Skypes, Whatsapp, Wechat, QQ, Facebook, Linkedin and etc. Anytime.
Our engineers can go to any countries to do local help.
FAQ
We are a factory.
1. Normally,MOQ is 1 piece. But if the items are in stock,there is no MOQ.
The quantity is according to the clients requires.
2.If there is no stock,the general MOQ are in big difference due to the different products. But the quantity still can be negotiated .
We do not provide free sample.
We could accept the payment by L/C, T/T, Paypal , Western Union,etc.
Generally, it will take 7 to 15 working days after receiving your advance payment. Depend on the quantity.
CE and ISO certified for most products. Good quality firstly to avoid any defective products , Protective packaging to avoid destroy during delivery.
Pure English operation panel , display , manuals ; installation & operation videos will be provided to you as a guidance
We could provide Online instruction ; Real-time support by video-call or voice-chat , During warranty time, we can send product accessories when you need for free; Technical guidance is free and ready forever .
Your technicians can come to our factory for training , Drawell engineers can go your place for local support( installation , training , debugging, maintenance ); Products can be customized according to your requirements; OEM service is available with customers’ brand.
DRAWELL is specialized in R&D laboratory instruments :
Spectrophotometer, Refractometer , Melting Point Meter , Polarimeter , Centrifuge, Chromatography, Incubator ,Balance and etc.
