OBSERVATION HEAD WITH LCD SCREENBinocular observation head inclined at 30° rotatable at 360°. 8 inch LCD Screen. Built-in-digital camera with RCA, S-Video & USB-2 output with 3.1 Mega Pixel Resolution Internal media card reader/writer.EYEPIECEWide field eyepiece 10X (Paired) FOV 18mmOBJECTIVES (INFINITY CORRECTED)M Long Working Distance Plan Achromatic 5XM Long Working Distance Plan Achromatic 10XM Long Working Distance Plan Achromatic 50X ( S L )M Long Working Distance Plan Achromatic 80X ( S L ) DryMECHANICAL BODY a) Co-axial focusing system with large knobs, PRE-FOCUSING LEVER & TENSION ADJUSTMENT RING.b) Reverse Angle quadruple nosepiece on ball bearing.c) Mechanical stage is 242mmX172mm.d)The Mechanical stage has low positioned co-axial controls on ball bearing guide ways. e)Hand rests on both sides.ILLUMINATORThe Epi illuminator has 12V-30W halogen lamp, adjustable brightness.POLARIZING OUTFITAnalyser rotatable 360o. Polarizing & Analyser can be slided in/out of the optical path.STANDARD ACCESSORIES12V/30W Halogen tungsten bulb. Blue, Green & Yellow filters. STYRO FOAM molded pack.