Mitakon Speedmaster 85mm f/1.2 - Lens Zhong Yi Optics - Free user manual and instructions
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| Product Type | Lens |
| Brand | Zhong Yi Optics |
| Model | Mitakon Speedmaster 85mm f/1.2 |
| Lens Mount | Sony E-mount |
| Focal Length | 85mm |
| Maximum Aperture | f/1.2 |
| Minimum Aperture | f/16 |
| Lens Construction | 10 elements in 8 groups |
| Aperture Blades | 9 |
| Minimum Focus Distance | 1 m |
| Filter Thread Size | 72 mm |
| Dimensions (Diameter x Length) | 80 mm x 100 mm |
| Weight | 600 g |
| Focus Type | Manual focus |
| Image Stabilization | No |
| Coating | Multi-coated |
| Color | Black |
| Included Accessories | Front cap, rear cap, lens hood |
| Cleaning | Use a soft, dry cloth; avoid solvents |
| Safety Warning | Do not point lens at the sun to avoid damage |
Frequently Asked Questions - Mitakon Speedmaster 85mm f/1.2 Zhong Yi Optics
How do I mount the lens on my camera?
Align the red dot on the lens with the corresponding dot on the camera body, then rotate clockwise until it clicks into place.
How should I clean the lens elements?
Use a soft brush or air blower to remove dust, then gently wipe with a microfiber cloth and lens cleaning solution if needed.
What camera mounts are compatible?
This lens is available for Sony E-mount. Versions for other mounts may exist; check the product description.
Does the lens have image stabilization?
No, the Mitakon Speedmaster 85mm f/1.2 does not have built-in image stabilization. Use a tripod for sharp results in low light.
What is the minimum focus distance?
The minimum focus distance is 1 meter (3.3 feet).
Can I use filters? What size?
Yes, the lens has a 72mm filter thread for screw-on filters like UV, polarizers, or ND filters.
How do I achieve sharp focus?
This is a manual focus lens. Use focus peaking or magnification on your camera's LCD or viewfinder for precise focusing.
Is the lens compatible with DSLRs?
No, the lens is designed for mirrorless cameras with short flange distances. It cannot be used on DSLRs without an adapter.
What should I do if mold grows on the lens?
Disassemble carefully or take to a professional technician. Store the lens in a dry, ventilated place to prevent mold.
Where can I find the user manual?
The user manual is available for free download on notice-facile.com in PDF format.
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