Opteka 420-800Mm F/8.3 Telephoto Zoom Lens For Sony Alpha A-Mount A99V, A99, A77, A68, A65, A58, A57, A55, A37, A35, A33, A900,

Frequently Asked Questions

• Q: What are the dimensions of the Opteka 420-800mm lens? A: The Opteka 420-800mm lens measures eleven inches in length and has a width and height of three inches and three and a half inches, respectively.
• Q: What is the weight of the Opteka 420-800mm lens? A: The lens weighs eighteen point three ounces, which is approximately five hundred twenty grams.
• Q: What materials is the Opteka 420-800mm lens made from? A: The lens features a durable all-metal construction, ensuring both ruggedness and light weight for ease of use.
• Q: How do I use the Opteka 420-800mm lens? A: To use the lens, attach it to your compatible Sony Alpha camera using the included T-Mount adapter, and adjust the manual focus as needed.
• Q: What type of photography is the Opteka 420-800mm lens suitable for? A: This lens is ideal for wildlife and nature photography, allowing you to capture distant subjects while remaining unobtrusive.
• Q: Does the Opteka 420-800mm lens come with any accessories? A: Yes, it includes a T-Mount lens adapter, lens hood, padded pouch, front and rear lens caps, and a microfiber cloth for cleaning.
• Q: How should I clean the Opteka 420-800mm lens? A: To clean the lens, use the provided microfiber cloth to gently wipe the glass surfaces and avoid using harsh chemicals or abrasive materials.
• Q: Is there a warranty for the Opteka 420-800mm lens? A: Yes, the lens typically comes with a manufacturer's warranty, but it is advisable to check the specific terms upon purchase.
• Q: Can I use filters with the Opteka 420-800mm lens? A: Yes, the lens accepts sixty-two millimeter filters, allowing for added creative control and protection.
• Q: Is the Opteka 420-800mm lens suitable for beginners? A: Yes, while it has advanced features, the lens is accessible for beginners who are willing to learn manual focus techniques.
• Q: How does the Opteka 420-800mm lens compare to other telephoto lenses? A: This lens offers a unique push/pull zoom mechanism and a focal length that can reach eight hundred millimeters with the optional two times converter.
• Q: What is the minimum focus distance of the Opteka 420-800mm lens? A: The minimum focus distance is five point twenty-five feet, or one point six meters, allowing for close-up shots of distant subjects.
• Q: Does the Opteka 420-800mm lens work with full-frame cameras? A: Yes, this lens is compatible with both APS-C and full-frame Sony Alpha cameras, providing versatility in your photography.
• Q: What is the aperture range of the Opteka 420-800mm lens? A: The aperture range of this lens is from f/ eight point three to f/ sixteen, offering flexibility in various lighting conditions.
• Q: What features enhance the performance of the Opteka 420-800mm lens? A: The lens features high index, low dispersion multi-coated optics to reduce flare and ghosting, ensuring high-quality images even in challenging conditions.