Either 6 x 135mm or 5 x 135mm.
5 x 135mm 5 x 135mm
No 6 on 135mm is smaller. It looks like it'll fit but it wont
Approximately 5.4 inches
135 millimeters is 5.32 inches.
6 x 135mm
135mm (80-150)
5 on 135mm
The EF-S 18-135mm is a good all around lens, but for lifestyle and portrait needs, I'd stick to primes for their speeds.
You can find reviews on the Canon EF28 135mm by going to Canon's official website online. In addition, you can visit online stores such as Amazon or eBay to find reviews.
6 x 135mm
6 x 135mm