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Page 86 Mail: webmaster@boggys.co.uk Instruction Manual:  HiQ - (approx  1.7MB)  LoQ - (approx  312KB) Kiron 30-80mm f/3.5-4.5  Varifocal Macro-Focusing Zoom Lens Parts List:  new Oct 2018  HiQ - (approx 7.86MB)  LoQ - (approx 5.64MB)

Magazine  Reviews:

Amateur Photographer (UK) ‘Three Short Range Zooms’ Comparison Test (5.74MB) - including Kiron 30-80mm f/3.5-4.5

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

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Aperture Range:

@ 30mm: f/3.5—f/16       @ 80mm: f/4.5—f/22

Optical Construction: 14 elements, 11 groups

Lens Coating: Multicoated

Angles of Acceptance: 70°—31°

Zoom Ratio: 2.7:1

Minimum Focusing Distance from Film Plane: 0.25m (93/4 in.) at 30mm

Maximum Reproduction Ratio:

lens alone at 30mm: 1:4

lens with Reverse Mate®* at 30mm: 2.6:1

lens with Reverse Mate®* at 80mm: 0.9:1

Accessory Thread Size: 55mm

Length at Infinity Focus:

@ 30mm: 93mm (33/4in.)       @ 80mm: 108mm (41/4in.)

Maximum Barrel Diameter: 64mm (21/2in.) Weight: 520g (18oz.)

*Optional Accessory

Weights and measures vary slightly according to lens mount.

From Kiron Instruction Manual Code No 1000029  dated  9/81

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