VILTROX APO 55mm F1.8 AF EVO FE Lens

Contents

VILTROX APO 55mm F1.8 AF EVO FE Lens User Manual

Full Frame Wide Aperture Prime Lens for Sony FE and Nikon Z Mount Cameras

1. Introduction

Thank you for purchasing the VILTROX APO 55mm F1.8 AF EVO FE Lens. This high-performance full-frame prime lens is designed to deliver exceptional image quality with a wide F1.8 aperture, making it ideal for various photographic applications including portraits, landscapes, and low-light conditions. Featuring advanced optical design and precise autofocus capabilities, this lens ensures pure, color-accurate images with outstanding sharpness.

This manual provides essential information for the safe and effective use of your new lens. Please read it thoroughly before use and keep it for future reference.

2. Safety Information

  • Do not look at the sun or other strong light sources through the lens, as this may cause permanent vision impairment.
  • Keep the lens away from water and moisture to prevent damage to electronic components.
  • Avoid dropping or subjecting the lens to strong impacts.
  • When not in use, attach the front and rear lens caps to protect the optical elements.
  • Store the lens in a cool, dry place, away from direct sunlight and extreme temperatures.
  • Keep out of reach of children.

3. Package Contents

Please check that all the following items are included in your package:

  • VILTROX APO 55mm F1.8 AF EVO FE Lens
  • Lens Hood
  • Front Lens Cap
  • Rear Lens Cap
  • Lens Pouch
  • Warranty Card
  • User Manual (this document, also available as PDF: View PDF)
Package contents of the VILTROX AF 55mm F1.8 EVO FE lens
Figure 1: VILTROX AF 55mm F1.8 EVO FE Lens and included accessories.

4. Product Overview

The VILTROX APO 55mm F1.8 AF EVO FE Lens is a full-frame prime lens featuring advanced optical construction and user-friendly controls.

Key Features:

  • True APO Chromatic Correction: Designed to minimize chromatic aberration, ensuring clean and color-accurate images even in strong light.
  • Superior Optics: An optical design of 9 groups and 13 elements, including 2 ED (Extra-low Dispersion) lenses, 2 HR (High Refractive Index) lenses, and 1 aspherical lens, for exceptional image quality and sharpness.
  • Excellent MTF Performance: Delivers high contrast, sharpness, and consistent quality across the frame, enhancing center clarity and edge detail.
  • Fast and Accurate Autofocus: Equipped with an STM (Stepping Motor) + Lead screw focus mechanism for silent, accurate, and reliable autofocus.
  • Dedicated Controls: Features an AF/MF switch, a CLICK ON/OFF switch for the aperture ring, and a customizable FN (Function) button.
  • Multi-layer Coating: 58mm multi-layer coating on the front element to reduce reflections and improve contrast.
  • Weather Sealing: Lens mount features weather sealing for enhanced durability in various shooting conditions.
  • USB Firmware Upgrade Port: Allows for easy firmware updates to ensure optimal performance and compatibility.

Lens Components:

VILTROX APO 55mm F1.8 AF EVO FE Lens with lens hood
Figure 2: Front view of the VILTROX APO 55mm F1.8 AF EVO FE Lens with lens hood.
VILTROX APO 55mm F1.8 AF EVO FE Lens, rear view showing mount and switches
Figure 3: Rear view of the lens, highlighting the mount and control switches.
Close-up of the AF/MF switch and FN button on the VILTROX AF 55mm F1.8 EVO FE lens
Figure 4: Detail of the AF/MF switch and FN button.
Close-up of the USB firmware upgrade port on the lens
Figure 5: USB-C port for firmware updates.
Optical diagram of the VILTROX AF 55mm F1.8 EVO FE lens elements
Figure 6: Optical construction diagram showing 13 elements in 9 groups.
MTF (Modulation Transfer Function) chart for the VILTROX AF 55mm F1.8 EVO FE lens at F1.8 and F8
Figure 7: MTF chart illustrating lens performance at F1.8 and F8.

5. Setup

5.1. Installation of Camera Lens

  1. Remove the front and rear covers of the camera lens.
  2. Align the installation identification point of the lens mount with the identification point on the camera body.
  3. Gently rotate the lens clockwise until you hear a "ka" sound, indicating that the camera lens has been successfully installed.
VILTROX AF 55mm F1.8 EVO FE lens mounted on a Sony camera, top view
Figure 8: Lens properly mounted on a camera body.
Diagram showing how to install a camera lens onto a camera body, aligning the red dots and twisting clockwise.
Figure 9: Diagram for lens installation.

6. Operating Instructions

6.1. Shooting Mode Selection

When selecting shooting modes on your camera (e.g., M, Av (A), Tv (S), and P modes), it is recommended to try M (Manual) and Av (Aperture Priority) modes for full control over the lens's aperture.

Note: After the lens is installed, the camera's display will show 'F--' for the aperture. To change the aperture, directly turn the aperture ring on the lens.

Diagram showing a camera's mode dial with M, Av (A), Tv (S), and P modes highlighted for selection.
Figure 10: Camera mode dial for shooting mode selection.

6.2. 'Release Shutter W/O Lens' Setting

If, after installing the lens, the camera does not take a photo when the shutter button is pressed, you may need to enable the 'Release shutter w/o lens' option in your camera's menu.

  1. Press the camera's MENU button.
  2. Navigate to find the 'Release shutter w/o lens' setting.
  3. Select 'Enable'.
  4. Ensure manual focus is selected in the focus mode (if applicable) and return to photograph.

Note: The name of this setting may vary slightly between camera models. For example, Fujifilm cameras might call it 'Shoot without lens', and Sony cameras might call it 'Release w/o Lens'.

6.3. Turning On 'Focus Peaking'

When shooting with this lens, it is highly recommended to enable the 'Focus Peaking' function on your camera to assist with accurate and quick focusing, especially in manual focus mode.

Focus Peaking highlights in-focus areas with colored (red/yellow/blue) spots on your camera's display. When you see a large number of these spots gathering at a particular point, it indicates that the area is in sharp focus. The highlighted position represents the current focusing point.

Diagram illustrating focus peaking, showing a camera lens and a highlighted area indicating focus.
Figure 11: Visual representation of focus peaking.

7. Maintenance

  • Cleaning the Lens Surface: Use a soft, clean microfiber cloth specifically designed for optics. For stubborn smudges, use a small amount of lens cleaning solution applied to the cloth, not directly to the lens.
  • Cleaning the Lens Body: Wipe the lens body with a soft, dry cloth. Do not use organic solvents like thinner or benzene.
  • Dust Removal: Use a blower brush to remove dust from the lens surface before wiping.
  • Storage: When not in use for extended periods, store the lens in its pouch in a dry, well-ventilated area, ideally with a desiccant to prevent mold and mildew.
  • Avoid Fingerprints: Try to avoid touching the glass elements with your fingers, as oils can leave smudges that are difficult to remove.

8. Troubleshooting

Common Issues and Solutions:

Problem: Camera does not take a picture after lens installation.
Solution: Check your camera's menu settings for 'Release shutter w/o lens' (or similar, e.g., 'Shoot without lens' for Fujifilm, 'Release w/o Lens' for Sony) and ensure it is set to 'Enable'.
Problem: Images appear blurry or out of focus.
Solution:
  • Ensure the AF/MF switch on the lens is set to the desired focus mode (AF for autofocus, MF for manual focus).
  • If using manual focus, enable 'Focus Peaking' on your camera to assist with precise focusing.
  • Check that the lens is securely mounted to the camera body.
  • Verify that the camera's focus settings (e.g., AF area mode, AF-S/AF-C) are appropriate for your shooting situation.
Problem: Aperture cannot be changed via the camera body.
Solution: This lens features a physical aperture ring. Adjust the aperture directly by rotating the aperture ring on the lens. If you prefer to control aperture from the camera, ensure the aperture ring is set to 'A' (Auto) and the CLICK ON/OFF switch is in the 'OFF' position (if applicable for camera control).

9. Specifications

Feature Specification
Brand Name Pergear (VILTROX)
Model APO 55mm F1.8 AF EVO FE
Lens Elements 13 elements in 9 groups
Viewing Angle 43°
Aperture Range F1.8 - F16
Number of Diaphragm Blades 9 Blades
Shooting Distance 0.43m - ∞
Focus Mechanism Internal focusing
Focus Motor STM + Lead screw
Focus Mode AF (Autofocus), MF (Manual Focus)
Max. Magnification 0.16X
Lens Size (Diameter/Length) Φ69mm x 76mm
Weight 365g
Filter Size 58mm
Applicable Camera Specifications Full Frame Mirrorless Camera, APS-C Mirrorless Camera, M4/3 Frame Mirrorless Camera, Medium Frame Mirrorless Camera
Use Camera
Certification CE
Origin Mainland China

10. User Tips

No specific user tips were available from reviews or Q&A for this product. However, general tips for using prime lenses like the VILTROX APO 55mm F1.8 AF EVO FE include:

  • Embrace the Fixed Focal Length: A 55mm prime lens encourages you to 'zoom with your feet,' leading to more thoughtful compositions.
  • Utilize the Wide Aperture: The F1.8 aperture is excellent for creating beautiful background blur (bokeh) and shooting in low-light conditions without needing high ISO.
  • Practice Manual Focus: While the lens has fast autofocus, practicing manual focus with features like focus peaking can give you precise control, especially for macro or artistic shots.
  • Protect Your Lens: Always use the lens hood to reduce flare and provide physical protection. Keep lens caps on when not in use.

11. Warranty and Support

The VILTROX APO 55mm F1.8 AF EVO FE Lens comes with a 3-year warranty from the date of purchase. This warranty covers manufacturing defects and ensures full-time professional support for any issues you may encounter.

For warranty claims, technical support, or any inquiries, please contact the PERGEAR Store directly through your purchase platform or their official website. Please retain your proof of purchase for warranty validation.

© 2024 VILTROX. All rights reserved.

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