1. Introducció
Thank you for choosing the TTArtisan 25mm F2 Wide-Angle APS-C Camera Lens. This manual provides essential information for the proper use, setup, and maintenance of your new lens. Please read it thoroughly before use to ensure optimal performance and longevity of the product.
Imatge 1.1: Frontal view of the TTArtisan 25mm F2 lens.
2. Contingut del paquet
Si us plau, verifiqueu que tots els elements que s'enumeren a continuació estiguin inclosos al vostre paquet:
- Lent TTArtisan 25 mm F2
- Tap de l'objectiu frontal
- Tap de la lent posterior
- Manual d'usuari (aquest document)
- Targeta de garantia
Image 2.1: Included items in the product package.
3. Configuració
3.1. Fixació de l'objectiu a la càmera
- Assegureu-vos que la càmera estigui apagada.
- Remove the rear lens cap from the TTArtisan 25mm F2 lens and the body cap from your camera.
- Align the mounting index (usually a white dot or line) on the lens with the corresponding index on your camera body.
- Introduïu l'objectiu a la muntura de la càmera i gireu-lo en sentit horari fins que encaixi. No forceu l'objectiu.
- Traieu la tapa frontal de l'objectiu. Ara l'objectiu ja està a punt per al seu ús.
3.2. Compatibilitat
This lens is designed for Fuji X-Mount APS-C mirrorless cameras. Compatible models include, but are not limited to:
- X-A1, X-A2, X-A3, X-A5, X-A7, X-A10
- X-M1, X-M2
- X-T1, X-T2, X-T3, X-T10, X-T20, X-T30, X-T100, X-T200
- X-H1
- X-Pro1, X-Pro2
- X-E1, X-E2, X-E2s
Image 3.1: The TTArtisan 25mm F2 lens attached to a camera body.
Image 3.2: Detailed compatibility chart for various camera mounts.
4. Funcionament de l'objectiu
4.1. Enfocament manual
This is a manual focus lens. To achieve sharp focus, rotate the focus ring located on the front of the lens. Many modern mirrorless cameras offer focus peaking or magnification assistance to aid in precise manual focusing.
4.2. Control d'obertura
The lens features a manual aperture ring. Rotate this ring to select your desired aperture setting, ranging from F2 to F16. The F2 maximum aperture allows for:
- Improved Low-Light Performance: A wider aperture (smaller f-number) allows more light to reach the sensor, reducing noise in dimly lit environments.
- Shallow Depth of Field: Create images with a blurred background (bokeh) to isolate your subject.
4.3. Close-Up Functionality
The lens has a minimum focusing distance of 0.25 meters (approximately 9.8 inches). This allows for close-up photography, capturing details of small subjects like food or flowers.
5. Manteniment
- Neteja de la lent: Use a soft, lint-free cloth or a lens brush to remove dust. For smudges, use a specialized lens cleaning solution and a microfiber cloth. Avoid touching the lens elements directly with your fingers.
- Emmagatzematge: When not in use, keep the front and rear lens caps attached. Store the lens in a dry, cool place, away from direct sunlight and extreme temperatures. Consider using a desiccant to prevent mold growth in humid environments.
- Manipulació: Avoid dropping or subjecting the lens to strong impacts, which can damage internal components.
6. Solució De Problemes
- Unsharp Images: Ensure proper manual focus. Utilize your camera's focus peaking or magnification features. Check that the aperture is set appropriately for your desired depth of field.
- Dark Corners (Vignetting): Vignetting, especially at wider apertures (e.g., F2), is a characteristic of some wide-angle lenses. This can often be corrected in post-processing software.
- Lent no muntada: Verify that the lens mount index aligns correctly with the camera body index. Ensure no obstructions are present. Do not force the lens.
- Dust on Sensor/Lens: If dust appears in your images, first clean the lens elements as described in the Maintenance section. If the issue persists, the dust may be on your camera's sensor, which may require professional cleaning or careful cleaning according to your camera's manual.
7. Especificacions
Image 7.1: Lens dimensions and key specifications.
| Característica | Especificació |
|---|---|
| Distància focal | 25 mm |
| Apertura màxima | F2 |
| Obertura mínima | F16 |
| Muntatge de la lent | Fuji X-Mount |
| Compatibilitat de format | APS-C |
| Angle de View | 61° |
| Disseny òptic | 7 elements en 5 grups |
| Pales de diafragma | 7 |
| Distància mínima d'enfocament | 0.25 m (9.8 polzades) |
| Mida del filtre | 43 mm |
| Tipus d'enfocament | Enfocament manual |
| Dimensions (Ø x L) | Aprox. 59 mm x 31 mm |
| Pes | Approx. 166-189g (5.8-6.7 oz) |
7.1. Optical Design and MTF Chart
Image 7.2: Optical element diagram.
Image 7.3: MTF chart illustrating lens resolution and contrast.
8. Garantia i Suport
For warranty information and customer support, please refer to the included warranty card or contact TTArtisan directly through their official weblloc web. Conserveu el rebut de compra com a comprovant de compra per a qualsevol reclamació de garantia.
