A NEW M42 LENS! TTArtisan 100mm f2.8!
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Trioplan v. TTArtisan 100mm f2.8 triplet lens. Image comparisons and conclusions.
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My BEST Vintage Lens Bargains - And WORST Disappointments
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A Unique Look to Street Portraits - TTartisan 100mm F2.8 Bubble Bokeh
21:22
TTArtisan 100mm f/2.8 Bubble Bokeh Lens (More than a Gimmick?) | Round Glass Review
25:14
Who Needs New? Ten LOW COST Mirrorless Cameras - From £100 - £400!
20:42
TTArtisan 100mm F2.8 2x Macro Tilt/Shift Review | All this for $400?
11:30
Fixing a sticky diaphragm on a 50mm Domiplan lens
34:02