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automatic and manual exposure
5W Illumination features 3-way rechargeable LED illumination with 5 light setting combination with intensity control Transformer External Power supply Charger 100-240V or rechargeable batteries (CE) Other features USB 2
65 Diaphragm Iris diaphragm Focus mechanism Separate coarse and fine focusing system with tension adjustment Fine focus precision 2µm Focusing stroke 13mm Upper limit stop Upper limit stop preset but adjustable Filter Built-in frosted glass Transmitted illumination LED 3
40X) Observation tube Monocular head Optical system Finite optical system
2802 LED Cordless Gemmología automatic and manual exposureDescripcin Un microscopio educativo monocular para entornos escolares y aficionados. La platina mecnica coaxial con soporte de diapositivas permite un movimiento X Y sin problemas de la diapositiva. Una batera recargable permite el uso inalmbrico de la iluminacin LED sin suministro de red. La platina mecnica con soporte para portaobjetos permite el examen del portaobjetos completo. Especificaciones Model 2802 LED Cordless Observation tube Monocular