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Page 86 Mail: webmaster@boggys.co.uk Instruction Manual:  HiQ - (approx  1.22MB)  LoQ - (approx  224KB) Kiron 28-85mm f/2.8-3.8 Varifocal Macro-Focusing Zoom Lens Parts List:  HiQ - (not yet available)  LoQ - (not yet available)  Prentice Fish’s Notes on repairing the  Kiron/Vivitar 28-85mm f2.8-3.8  Lens 2.78MB LoQ - 23.5MB HiQ See also Vivitar 28-85mm f/2.8-3.8 which is of identical construction

Magazine  Reviews:

Amateur Photographer (UK) Kiron Quartet (3.74MB)

Modern Photography (USA) Kiron Lenses Tests (6.86MB)

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Optical Construction: 14 elements/11 groups. Multicoated.

Accessory Size: 67mm

Angles of Acceptance: 74° - 29°

Aperture Range

@ 28mm: f/2.8 – f/16      @ 85mm: f/3.8 – f/22

Minimum Focusing Distance from Film Plane: 0.26m (10.2in.)

Maximum Reproduction Ratio: 1:4 (1/4 life-size) @ 28mm

Length at Infinity Focus

@ 28mm: 105mm (4.2in.)   @ 85mm: 120mm (4.8in.)

Barrel Diameter: 70mm (2.8in.)

Weight: 658g (1.45lb.)

Weights and measures vary slightly according to lens mount.

From Kiron Instruction Manual Code No 1000028  dated  9/81

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