Model No.
CRESTA ZS 50 Plus
CRESTA ZS 50i
Optical System
Finite Corrected Optical System
Infinite Corrected Optical System
Viewing Head
30 Degree inclined Siedentopf Arc Type
Observation Tube
Binocular / Trinocular
Eye piece
W.F. 10 X / 20 mm
Objectives (DIN)
ZS Plan Achromat 4X NA 0.10 ZS Plan Achromat 10X NA 0.20 ZS Plan Achromat 40X (S/L) NA 0.65 ZS Plan Achromat 100X (S/L) NA 1.25
ZS Infinity Plan Achromatic 4X NA 0.10 ZS Infinity Plan Achromatic 10X NA 0.20 ZS Infinity Plan Achromatic 40X (S/L) NA 0.65 ZS Infinity Plan Achromatic s100X (S/L) NA 1.25
Nosepiece
Inward Facing Quadruple / Quintuple Ball Bearing Nose Piece
Mechanical Stage
Low Drive co-axial control, having x & y movement of 55 mm & 75 mm
Focusing System
Co - axial coarse and fine focusing on both sides
Condenser
Abbe Condenser N.A. 1.25, with iris diaphragm movable on rack & pinion
Built in illumination
LED 3W or 6V 20W Halogen (optional) with inbuilt rechargeable battery
Electrical
Universal input 100V - 240 V AC, 50/60 Hz, Built in Voltage Stabilizer