وب سایت شخصی هادی انصاری عکاسی حیات وحش-Wildlife Photography
نمودار MTF این لنز
مشخصات:
| Focal Length & Maximum Aperture | ۸۰۰mm f/5.6 |
| Lens Construction | ۱۸ elements in 14 groups |
| Diagonal Angle of View | ۳° ۵′ (with full-frame sensor camera) |
| Focus Adjustment | Ring-type Ultrasonic Motor, with inner focus system; mechanical manual focus |
| Closest Focusing Distance | ۱۹٫۷ ft./6.0m (maximum close-up magnification: 0.14x) |
| Filter Size | ۵۲mm (Drop-in Gelatin Filter Holder) |
| Max. Diameter x Length, Weight | ۶٫۴ in. x 18.1 in./162mm x 461mm (maximum lens length); 9.9 lbs./4,500g |
