| 钨灯丝买家 |
 |
|
| |
|
|
| |
|
|
 |
| |
| | Inquiry for Vacuum Evaporation Tungsten Filaments (WV)
| | | | | Tungsten Filament Details: 10watt 50mm (± 2mm) 250volt 15watt 57mm~60mm (± 0.5mm) 250volt Average life 1000 hrs. Average Lumens 150 ~ 200 5w 260v 70mm 40w 230v/250v 60w 230v/250v coiled c...
| | |
|
|
|
|
1
[1-1]
|
|
|
|
