1. The optical system should be of color correction for infinity with antifungal coating.
2. Sturdy stand of anti-rust material with long life built- in power supply LED illumination min 50000 hrs. life provides cool light good for live specimen with input voltage from 110-240V, 50Hz.
3. Should provide a comfortable user sit in position for reducing user stress.
4. 6 position objective nose-pieces.
5. 3 position Trinocular head with 10X22 m FOV eyepieces dipole displacement (+5 to-5) upper eyes lid (pair) intra with inter papillary distance of at least 50–70 mm adjustable to accommodate observer height.
6. Co-axial coarse and fine focusing on rack and pinion.
7. Tension adjustment control provided.
8. Ultra hard Ceramic stage.
9. Universal turret type swing-out condenser for bright field, dark field, phase contrast studies with N.A. 0.9-1.2512. 10. Objectives: Infinity plan achromatic 2/2.5x Infinity plan achromatic 5x NA 0.12WD>11.5 mm Infinity plan achromatic Phase 10x NA 0.25 WD> 11.5 mm Infinity Planapochromatic Phase 20x NA 0.50 WD>1.1mmInfinitySemiplanapochromaticphase 40x NA 0.80WD0.40 mm Infinity Semi plan apochromatic phase100x oil NA 1.30 WD>0.17mm.
11. One extra lens according to the need.
12. Epi fluorescence illumination system and 100 W mercury illuminations, filter blocks for UV, blue and green excitation.
13. The system should have filter blocks on a turret.
14. Polarizer and for transmitted light.
15. Supplied with PC and relevant software.
16. Commissioning and staff training.