Black's Insight brand_Zeiss This set includes 10mm and

This set includes 10mm and 16mm tubes

and fully functional

this camera has a focal plane shutter with speeds from 1s to 1/1000s (plus Bulb) and a waist-level viewfinder

but compatibility is spotty with newer OS versions

from the earliest manual focus models to the newest digital ones- so if you're looking for an "all purpose" lens and you've got a Pentax camera

Black's Insight brand_Zeiss This set includes 10mm andThis Black's Insight is a pretty normal looking 35mm point and shoot camera with a 38 105mm zoom lens and a couple of unusual shooting modes, including double self timer, multiple exposure, and an intervalometer. Includes batteries.