notice inviting tender for purchase of instruments & articles -2 cuscos’s / graves speculam vaginal bivalve medium ( blade length: 5 - 10 cm, material: brass ) 3 foreign body hook ( ent ) ( foreign body grasping forceps, alligator grasping forceps, heavy model, single action jaws, working length 23 cm, stainless steel, titanium, 48 & 48a, mannual ) 4 digitalfoetal doppler ( features: 1. with heart-rate monitor, 2. water proof probes of 2mhz, 3mhz and 5 mhz frequency, 3. ultra sound intensity ‹10mw / cm2, 4. auto shut off facility to save battery power, 5. built-in speaker, volume control facility and audio output for ear phone, 6. heart rate range should be from 50 to 120 bpm with accuracy of + / -2%, 7. should be water proof body, 8. should have facility for fhr data transfer to pc 5 mesuring tape ( muac ) ( muac tape, measuring range 26.5 cm, width: more than 1.2 cm, thickness: 400 to 450 micron ) 6 mesuring tape ( wc ) 7 dental probe with mirror set 8 examination lamp ( mini spot examination lights, led, white, 3 domes, mobile - floor standing, 40000 lux 9 tongue depressor ( re-usable steel tongue depressor ) 10 mouth gag ( stainless steel mouth gag ) 11 snellen vision chart ( 1. scale: 0 to 20 scale divisions. 2. 0 to 1 scale division 3. 1 scale division corresponds to stroke of 0.05 mm 12 near vision chart ( 1. alphanumeric and animal picture chart for preverbal children. 2. self illuminated. 3. english, hindi, regional language, illiterate e and c chart. 4. plates made from high quality non reflective plastic. ) 13 colour vision chart 1. ishihara’s colour vision chart. 2. standard ishihara’s pseudo - isochromatic plates in booklet form, 3. standard key for interpretation ) 14 stadiometer ( 1. should be able to measure 25 - 84 ( 64 - 214 cm ) 2. should have measurements in inches and centimeters 3. should have 1 / 4 ( 0.5cm ) graduations 4. should be wall mountable type 5. should be made with high quality aluminium 6. should be easy to install ) 15 tuning fork ( 512 hz, gardiner brown with base ) 16 baby weighting scale with sling colour coded spring balance for weighting children up to 5kgs, brand- salter 17 digital tharmometer brand -gibson 18 digital watch / timer brand- kadio