График проектор

Technical parameter: chart: 31 selections chart selection speed: average 0.3 seconds mask: one open three horizontal lines five vertical lines 15 single letters filter: red/green projection distance: 2.0m-7.0m(5m is standard) projection magnification: 30 (5m) projection size: f252mm and 330mm(w) 225mm(h) (at 5m) title angle: ball joint(10 degree) lamp: 6v 20w(halogen), 2000 hrs life power source: AC220-240V/110V 50/60hHZ power consumption: 50va auto-off function: 5-10 minutes later size main body: 265(h)* 230(w)* 360(d) remote controller: 20(h) x 61(w) x 180(d) net weight: main body: 6.0kg , remote controller: 180g accessories: . one dust cover one polarized metal screen double spare fuses . double batteries inspecting charts include letters, number, " e" letter, children four types on the basis of eyesight is from 0.05 to 1.5. Provide with five kinds of chart of binocular balance and single vertical line, single horizontal line, and single three video modes. Provide with different charts in order to meet needs of different countries according to type a or c. model:acp-6.