LFLH250
商品類別：日本原廠
LFLH250 準直光系統對應 FLH250 線掃描鏡頭
LFLH250 Fresnel Lighting System for FLH250 Line Scan Lens
| 規格 | |
| Width Of Fresnel | 68mm |
| Rod Prism Effective Width | 12.4mm |
| Rod Prism NA | 0.249 |
| Aperture Diameter (∅=1.0) | 13.6mm |
| Aperture To Lens | 80.0mm |
| Lens To Illuminated Plane | 58.4mm |
| Object L/P [lp/mm] | 166.00 |
| Image L/P [lp/mm] | 66.67 |
| Line / Cell [cell] | 1.50 |
| MTF Value (Standard Lighting System) | 22% (透射參考值) |
| MTF Value (Fresnel Lighting System) | 40% (透射參考值) |
| Corresponding Lens | FLH250 |