AstrHori A23B-RF
A 2:1 magnification and f/13 aperture on this 28mm probe lens enables extreme close-up detail, with a 360-degree rotating barrel, built-in adjustable LED ring light, and 20cm waterproof front section. The kit's included straight and 90° tubes combined with manual focus and sapphire glass optics offer versatile composition for narrow or angled spaces. This lens suits macro photographers and filmmakers capturing insects, miniature sets, or underwater scenes where direct illumination and 0.3-inch working distances are critical.
Informazioni su questo Lens
A 2:1 magnification and f/13 aperture on this 28mm probe lens enables extreme close-up detail, with a 360-degree rotating barrel, built-in adjustable LED ring light, and 20cm waterproof front section. The kit's included straight and 90° tubes combined with manual focus and sapphire glass optics offer versatile composition for narrow or angled spaces. This lens suits macro photographers and filmmakers capturing insects, miniature sets, or underwater scenes where direct illumination and 0.3-inch working distances are critical.
- Focal length 28mm
- Max aperture 40
- Mount Canon RF
- Weather sealed
- Weight g 698
- Af type manual focus only
- Lens type macro
Panoramica
Prestazioni
Pro e contro
Pros
- Strong optical (88th percentile) 88th
- Strong macro (76th percentile) 76th
Cons
- Below average bokeh (2th percentile) 2th
- Below average aperture (2th percentile) 2th
- Below average af (14th percentile) 14th
- Below average stabilization (34th percentile) 34th
Scheda tecnica
Specifiche tecniche complete
Optics
| Type | macro |
| Focal Length Min | 28 |
| Focal Length Max | 28 |
| Elements | 21 |
| Groups | 16 |
| Coating | Sapphire glass |
Aperture
| Max Aperture | 40 |
| Min Aperture | 13 |
| Constant | Yes |
| Diaphragm Blades | 7 |
Build
| Mount | Canon RF |
| Format | full-frame |
| Weather Sealed | Yes |
| Weight | 0.7 kg / 1.5 lbs |
AF & Stabilization
| AF Type | manual focus only |
| Stabilization | No |
Focus
| Min Focus Distance | 480 |
| Max Magnification | 2:1 |
Rapporto qualità-prezzo
Rispetto alla concorrenza
| Spec | AstrHori A23B-RF | Sigma Contemporary 16-300mm F3.5-6.7 DC OS | Canon L RF 15-35mm F2.8 L IS USM | Viltrox AF 56mm f/1.7 | Meike Neo Series MK-5514STM-Z | Panasonic LUMIX S S-R28200 |
|---|---|---|---|---|---|---|
| Focal Length | 28mm | 16-300mm | 15-35mm | 56mm | 55mm | 28-200mm |
| Max Aperture | 40 | f/1.4 | f/2.8 | f/1.7 | f/1.4 | f/4 |
| Mount | Canon RF | Sony E | Canon RF | Fujifilm X | Nikon Z | L-Mount |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | true | true | true | false | false | true |
| Weight (g) | 698 | 1089 | 840 | 171 | 280 | 413 |
| AF Type | manual focus only | HLA | Nano USM | STM | STM | Autofocus |
| Lens Type | macro | zoom | zoom | prime | prime | macro |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| AstrHori A23B-RF | 13.5 | 2.1 | 36.7 | 75.8 | 87.5 | 2.4 | 34.4 | 56.5 | 34.2 |
| Sigma Contemporary 16-300mm F3.5-6.7 DC OS Compare | 53.3 | 94.4 | 33.8 | 84.5 | 98.9 | 94.5 | 99.7 | 89.6 | 99.1 |
| Canon L RF 15-35mm F2.8 L IS USM Compare | 94.1 | 80.1 | 43.8 | 70.1 | 90.3 | 77.6 | 76.6 | 89.6 | 96.5 |
| Viltrox AF 56mm f/1.7 Compare | 86 | 92 | 85.7 | 94.2 | 69.8 | 91.3 | 34.4 | 89.6 | 79.6 |
| Meike Neo Series MK-5514STM-Z Compare | 86 | 94.4 | 73.1 | 94.5 | 51.1 | 94.5 | 34.4 | 89.6 | 79.6 |
| Panasonic LUMIX S S-R28200 Compare | 53.3 | 70.1 | 73.8 | 87.5 | 91.4 | 63.3 | 95.9 | 89.6 | 99.5 |
Punteggi per utilizzo
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