Sirui Astra Series AST-100-EB
Focal length 100mm
Aperture 22
Mount Sony E
stabilization false
weather sealed true
weight g 700
af type Selectable Manual and Autofocus
lens type prime
30 التقييم العام
السعر ٠ €
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حول هذا الـ Lens
Capture wide cinematic images enhanced by natural blue flares using the Astra Series T1.8 1.33x 100mm Full-Frame Anamorphic Lens from Sirui. Equipped with a Sony E mount, the lens offers a maximum aperture of T1.8 for low-light image capturing and shallow depth of field, and a minimum aperture of T22. The expansive 44mm image circle ensures edge-to-edge sharpness and optimal coverage without vignetting, and the optical design is crafted with 18 elements in 13 groups. It can be focused manually, offering a minimum focus distance of 2.3', and it weighs only 1.6 lb without the front and rear lens caps.
- Covers Full Frame | T1.8-T22 Aperture
- Selectable Manual and Autofocus
- Blue Streak Flares
- 2.4:1 Aspect Ratio, No Cropping
نظرة عامة
الأداء
المزايا والعيوب
Pros
- Strong optical (69th percentile) 69th
Cons
- Below average af (14th percentile) 14th
- Below average aperture (21th percentile) 21th
- Below average social proof (22th percentile) 22th
- Below average versatility (34th percentile) 34th
المواصفات التقنية
المواصفات الكاملة
Optics
| Type | prime |
| Focal Length Min | 100 |
| Focal Length Max | 100 |
| Elements | 18 |
| Groups | 13 |
Aperture
| Max Aperture | 22 |
| Min Aperture | 1.8 |
| Constant | Yes |
| Diaphragm Blades | 13 |
Build
| Mount | Sony E |
| Format | full-frame |
| Weather Sealed | Yes |
| Weight | 0.7 kg / 1.5 lbs |
| Filter Thread | 67 |
AF & Stabilization
| AF Type | Selectable Manual and Autofocus |
| Stabilization | No |
Focus
| Min Focus Distance | 700 |
| Max Magnification | 1:2.4 |
مقارنة بالمنافسين
| Spec | Sirui Astra Series AST-100-EB | Sigma Sports 70-200mm f/2.8 DG DN OS | Tamron Di III 28-75mm F/2.8 Di III VXD G2 | Meike Neo Series MK-5514STM-Z | Nikon NIKKOR Z 14-24mm f/2.8 S | Panasonic LUMIX S S-R28200 |
|---|---|---|---|---|---|---|
| Focal Length | 100mm | 70-200mm | 28-75mm | 55mm | 14-24mm | 28-200mm |
| Max Aperture | 22 | 2.8 | f/2.8 | f/1.4 | f/2.8 | f/4 |
| Mount | Sony E | Sony E | Nikon Z | Nikon Z | Nikon Z | L-Mount |
| Stabilization | false | true | false | true | true | true |
| Weather Sealed | true | true | true | false | true | true |
| Weight (g) | 700 | 176 | 550 | 280 | 649 | 413 |
| AF Type | Selectable Manual and Autofocus | HLA | VXD linear motor | STM | stepping motor | Autofocus |
| Lens Type | prime | telephoto | zoom | prime | wide-angle | macro |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| Sirui Astra Series AST-100-EB | 13.9 | 41.6 | 52.5 | 44.8 | 69.1 | 20.9 | 34 | 22.1 | 34.5 |
| Sigma Sports 70-200mm f/2.8 DG DN OS Compare | 53.3 | 87.2 | 93.2 | 46.2 | 99.7 | 79.1 | 79.6 | 89.9 | 99.9 |
| Tamron Di III 28-75mm F/2.8 Di III VXD G2 Compare | 98 | 81.2 | 63.1 | 83.9 | 87.9 | 79.1 | 78.6 | 89.9 | 34.5 |
| Meike Neo Series MK-5514STM-Z Compare | 85.5 | 94.9 | 72.8 | 94.6 | 49.7 | 94.8 | 34 | 89.9 | 79.7 |
| Nikon NIKKOR Z 14-24mm f/2.8 S Compare | 85.5 | 81.2 | 55.5 | 97.6 | 82.5 | 79.1 | 69.2 | 89.9 | 79.7 |
| Panasonic LUMIX S S-R28200 Compare | 53.3 | 71.9 | 73.7 | 87.8 | 91.2 | 65.6 | 95.9 | 89.9 | 99.5 |
تقييمات حسب الاستخدام
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