Camera Lens Collection

Brand	Coatings	Product line	Model	Aperture (ƒ)	Focal range (mm)	Optical Design (Elements / Groups)	Mount	Image Size	Filter size(s)	Serial #	Notes
Lightdow			420-800mm Super Telephoto	ƒ8.3-16 – 16	420–800	4 / 2	T	35mm	Front: 67		No aperture adjustment. Came with 2x teleconverter, UV filter, circular polarizer.
Sun Optical		Hi-Tele Zoom		ƒ4.8 – 22	85–210	13 / 8	T	35mm	Front: 55	141440	Pentax K adapter thread-locked on T-mount
Tokyo Kogaku		UV Topcor	1:2 f=50mm	ƒ2 – 22	50		Topcon UV	35mm	Front: 49	68057588	Came with Topcon Unirex camera.
Vivitar	HD/MC	Series 1	1:8 f=500mm	ƒ8 – 32	500	4 / 4	T	35mm	Front: 67	165268	Came with a T-Micro 4/3 adapter, labeled as "Pentax"
Vivitar		Tele Vivitar	1:2.8 f=135mm	ƒ2.8 – 22	135		T	35mm	Front: 55	72369	Bought with Konica Autoreflex TC
Vivitar			28mm 1:2.8	ƒ2.8 – 22	28		T	35mm	Front: 52	63903	Part of a ten lens lot.
Count: 6