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KM-289
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KM-421
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KM-412
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KM-616
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SD-70
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SD-832S
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Micro Stand
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Distance Magnification
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2.8x
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4.2x
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4.0x
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6.0x
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8.0x
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8.0x
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Close-Up Magnification
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3.6x
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5.3x
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5.5x
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7.6x
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11x
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10x
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Objective Diameter
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9mm
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10mm
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12mm
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16mm
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20mm
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32mm
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Field Angle
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12.5º
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10º
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12.5º
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9.3º
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6.8º
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7.8º
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Exit Pupil
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3.2mm
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2.4mm
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3.0mm
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2.7mm
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2.5mm
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4.0mm
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Relative Brightness
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10.2
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5.7
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9.0
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7.2
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6.2
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16
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Field of View at 100M
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22m
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17m
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22m
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16m
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12m
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13m
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Nearest Focus Point
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15cm
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22cm
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20cm
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23cm
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30cm
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70cm
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Size (mm)
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22x46
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22x51
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31x58
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31x72
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34x98
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41x135
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62x87
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Weight (gm)
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29gm
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31gm
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55gm
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65gm
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112gm
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180gm
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65gm
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With Micro-Stand
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12x
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20x
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25x
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List Price J¥
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¥7,200
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¥7,500
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¥7,200
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¥7,500
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¥6,800
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¥10,000
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¥3,200
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List Price US$
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$60
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$62.50
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$60
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$62.50
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$57
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$83
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$27
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4 Aspheric Lens Elements in 2 Groupings
Focal Length: 600~1000mm
Effective f Value: f8~f12.8 Exposure: Manual Operation Shortest Focus Distance = 4.4 meters (14.3ft) Filter Lens Diameter: 72mm Weight: 1.0kg (2.2 lbs) |
4 Aspheric Lens Elements in 2 Groupings
Focal Length: 800~1250mm
Effective f Value: f8~f12.5 Exposure: Manual Operation Shortest Focus Distance = 6.7 meters (21.77ft) Filter Lens Diameter: 82mm Weight: 1.4kg (3.08 lbs) |
4 Aspheric Lens Elements in 2 Groupings
Focal Length: 420~800mm
Effective f Value: f6.6~f12.8 Exposure: Manual Operation Shortest Focus Distance = 1.6 meters (14.3 ft) Filter Lens Diameter: 62mm Weight: .52kg (1.14 lbs) |