A lens ideal for wedding photography should have a wide aperture to allow more light in, which is crucial for indoor and low-light settings often found in weddings. It should also offer sharp focus and high-quality image resolution. Versatility is another key factor, as weddings can require a mix of portrait, landscape, and close-up shots.

Prime lenses are often recommended for wedding photography due to their superior image quality and low-light performance. They have wider apertures that allow more light into the camera sensor, resulting in brighter images with less noise. Additionally, they tend to produce sharper images with more detail.

The main difference between zoom and prime lenses lies in versatility versus quality. Zoom lenses offer the flexibility to change focal lengths without changing the lens, which can be beneficial in fast-paced environments like weddings. However, prime lenses generally offer superior image quality and better performance in low light conditions due to their wider apertures.

Lens speed is very important for wedding photography. A fast lens (one with a wide maximum aperture) allows more light to reach the camera's sensor, enabling faster shutter speeds and better performance in low-light conditions. This is particularly useful in weddings where lighting conditions can vary greatly.

Yes, image stabilization can be very helpful when shooting handheld, which is often the case in wedding photography. It helps to reduce the blur caused by camera shake, especially in low-light conditions or when using a slower shutter speed.