Fungsi: alat uji Frekuensi subject kedipan mata melalui sinar cahaya yang berkedip-kedip |
dan berhenti secara spontan . Flicker Fusion Test dirancang untuk menguji ambang berkedip |
kritis (Critical Fusion Thresold) sebagai indikasi kelelahan mata. |
Specification : | |
▪ Power Supply | : 10 VDC @ 1.5A, 2.1mm center positive DC plug |
▪ Fuse | : 0.5A 5 x 20mm fast blow |
▪ Frequency | : 1.0 to 100.0 Hz in 0.1 Hz increments with an error of 0.05% |
▪ Slide Holder | : 2” x 2” 35mm holder for optional 12100 neutral density filters with 0.1% to 50% |
light transmission | |
▪ Ramp Rates | : options of 0.5, 1, 2, and 4 Hz per second |
▪ Analog Input | : 3.5mm mono phone plug with voltage range from 0.1 to 10V |
: for 1.0 to 100.0 Hz flicker rate; ABSOLUTE MAX. INPUT = 14V | |
▪ External Initiate | : SPST normally open hand-held switch with RCA input |
▪ External Respons | : SPST normally open hand-held switch with 3.5mm stereo plug |
▪ RS-232C | : Port Settings 9600 baud, no parity, 8 data bits, 1 stop bit |
▪ Max. Luminance | : 58 Cd/m2 |
▪ Viewing Angle | : 1.9o |
▪ Light/Dark Ratio | : 1:01:00 |
▪ Stimulus Color | : White |
▪ Chamber Mask | : Hypo-allergenic black silicone; mask may be cleaned with an alcohol wipe |
▪ Control Size | : 8 5/8”W x 6.5”L x 3 ¼”H; Weight 0.82 kg |
▪ Chamber Size | : 7”W x 19”L x 16”H; Weight 3.36 kg |
Parts Include : |
- Control Unit (1pcs) |
- Viewing Chamber (1 pcs) |
- 10 VDC wall mount AC adapter (1 pcs) |
- DB9 Female to Female cable (1 pcs) |
- DB15 Male to Female cable (1 pcs) |
- Single hand-held push button (1 pcs) |
- Dual hand-held push button (1 pcs) |