What is the filter size for Nikon D5100 with 18-55mm lens kit?
11996
How do I find the right size of filters for a lens?
128752
What are the advantages and disdvantages of the Canon 18-55 IS MKII vs IS STM kit lenses?
128590
Is the formula for object image size given focal length, etc. independent of sensor size?
12460
Why prefer the 18-55mm and 55-250mm lenses vs 18-200mm?
149933
How to estimate camera sensor size?
6544
How do zoom lenses restrict their widest aperture at the telephoto end?
128714
Is a UV filter better for lens protection than a protector filter?
152892
Nikon d5100 producing extremely underexposed images
132064
Do I need a slim or normal polarized filter for a wide angle lens?
129027
Are there any known issues with using filter step-up rings?
19971
Can I use Canon lenses on a Nikon dSLR?
73565
What is the best way to clean lenses and filters?
101960
Why are crop lenses indicated with focal lengths they don't have?
137893
A half covered lens
63377
Which lenses can I use with adapters on my Sony A-mount body and what are the disadvantages of such adapters?
87632
How do I find the thread diameter of my lens?
38465
Does a Nikon DX lens on a FX camera get subjected to the 1.5X crop factor?