DRK908H Yarn even Light Source Box (blackboard method)

DRK908H yarn evenness light source box (blackboard method) yog siv los ntsuas qhov sib npaug ntawm cov xov paj sib npaug thiab tag nrho cov neps.

Standards ua raws li:
GB / T9996.2 thiab lwm yam qauv.

Nta:
1. Cov lus piv txwv yog ua tiav nrog cov khoom tshwj xeeb txawv teb chaws, cov khoom siv yog lub teeb thiab qhov chaw yog du;
2. Lub reflector hauv lub ntsuas yog ua tiav los ntawm electrostatic txau;
3. Yooj yim rau nruab thiab hloov lub teeb;
technical parameter:
1. Lub teeb ci: dawb fluorescent raj, 40w, illuminance 400lx (2 raj);
2. Lub kaum sab xis ntawm lub teeb ci: 21.2 °;
3. Blackboard loj: 250mm × 220mm × 2mm;
4. Lub rooj sib tw: 2 chaw nres tsheb;
5. Fais fab mov: AC220V, 50Hz, 80W;
6. Nyhav: 10kg;