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Need help?Do you have a question about the LAOWA LW-FF 25mm f/2.8 2.5-5.0X Ultra Macro and is the answer not in the manual?
General| Focal Length | 25mm |
|---|---|
| Maximum Aperture | f/2.8 |
| Minimum Aperture | f/16 |
| Magnification Ratio | 2.5-5.0x |
| Format Compatibility | Full-Frame |
| Minimum Focus Distance | 17.3 cm |
| Optical Design | 8 Elements in 6 Groups |
| Diaphragm Blades | 8 |
| Focus Type | Manual Focus |
| Lens Mount | Canon EF, Nikon F, Sony E, Pentax K |
| Weight | 400 g |
Read manual carefully before use. Contact after-sales service for technical support if problems persist. Lens does not allow infinity focus.
High-magnification full frame ultra macro lens with 2.5X to 5X magnification.
Compact body and ease of use for stable macro photography.
Allows long working distance from 40mm (5X) to 45mm (2.5X) for easy lighting setup.
Full-metal construction ensures durability; multi-layer coating minimizes flare.
Do not disassemble, modify, or expose lens to excessive heat. Avoid fire hazard with cap off. Use external flash.
Avoid touching lens surface. Clean with lens cloth/blower. Remove moisture before use to prevent condensation.
Diagram labeling key components of the LAOWA lens, including rings, scales, and mounts.
Explains the usage and features of the optional tripod mount ring, including safety screws and positioning.
Details on the optional assist lamp, its power requirements, and recommended usage for focus assist.
Guidance on correctly mounting and detaching the lens to the camera body.
Explains manual focusing methods for magnification or framing priority, with tips for stability.
Discusses the shallow depth-of-field in macro photography and provides a table for understanding DOF.
Explains effective f-number changes at macro distances and provides an exposure compensation table.
Recommendations for using flash in macro photography to overcome camera shake and achieve proper exposure.
Detailed technical specifications including focal length, magnification, working distance, weight, and dimensions.
