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Been messing around with cheap vintage zoom lenses and pretty pleased with this Tokina ATX 28-85mm f4. Internal zoom, mostly parfocal, and crazy flares. Only downsides are it's very soft at 85mm
DZOFILM 50-125 T2.8 PL/EF(Black) | Professional Video Store
Imaging Microscope Objectives, Dry
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parfocal lenses Archives - DIY Photography
Zoom lens - Wikipedia
parfocal lenses Archives - DIY Photography
parfocal lens
Imaging Microscope Objectives, Dry
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Parfocal vs Varifocal lenses | what's the difference and why does it matter? - YouTube
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Varifocal vs Parfocal Lenses: What You Need to Know
What are Parfocal Lenses? - YouTube
Varifocal vs Parfocal Lenses: What You Need to Know
