supply of ceptometer and spad meter under dst fist fund for agronomy department , ceptometer (plant canopy analyzer / leaf area index meter) , 1- active area 1 m x 13 mm wide, sensor spacing 15.6 mm -2- spectral response 400 – 700 nm (par) -3- measurement time 120 ms -4- maximum reading 2500 ?mol.m-2.s-1 -5- resolution 0.3 ?mol.m-2.s-1 -6- linearity better than 1% -7- accuracy ± 10% -8- analogue output - 1 mv per ?mol.m-2.s-1 -9- serial interface rs232, 9 pin female ‘d’ connector -10- environmental ip65, 0 – 60°c working temp -11-size & weight 1300(l) x 100(w) x 130(h) mm, 1.7 kg -12- power 4 x aa alkaline cells (lifetime up to 1 year) -13- screen sunlight readable ,4.8? capacitive multi-touchor better 720×1280 pixels ,sunlight readable -14- output fast charging type-c, usb , rs23 ,1x micro sdxc,1x nano sim -15- key board numeric keyboard, f1, f2, f3,power ,volume up/down -16- battery 3.6v 6600mah 23.76wh or better field replaceable – rechargeable , 12 h continuous use -17- display options a) direct lai in the field b) par average c) all 64 individual sensor readings forpar mapping studies (incident and transmitted par) -18- camera 13 megapixels with auto-focus and flash -19- environmental ip67, -30 °c to 60 °c, 1.2 m drop test -20- power rechargeable battery, 12 h continuous use -21- memory ram and storage : 4 gbor better ( more than 1,00,000.00 data ) -22- accessories carry bag for the sensor, hand strap, carry case with belt clip for the meter, car charger should be provided. upgrading features for radio link should be available, carry bag for the sensor and the entire accessories should be provided. -23- warranty -two years from the date of installation at pajancoa , karaikal , spad (chlorophyll content meter) , 1- measured principleoptical density difference at 2 wavelengths (640nm and 940nm) -2- storage capacity 9000 and above -3- user interface 2 lines x 16 characters -4- output usb with free software for windows -5- battery 2 x aa 1.5 v (life period -5000 to 30,000 measurements) -6- warranty two years from the date of installation at pajancoa , karaikal