Pentax 10x20 MCF II, Brochure

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Model: 7x50 PCF WP 8x40 PCF WP 10x50 PCF WP 12x50 PCF WP 16x60 PCF WP 20x60 PCF WP
Magnification: 7X 8X 10X 12X 16X 20X
Effective Aperture of Objective Lens: 50mm 40mm 50mm 50mm 60mm 60mm
Angle of View: 6.2 6.3 5.0 4.2 2.8 2.2
Field of View: At 1,000m: 108m 110m 87m 73m 49m 38m
At 1,000 yd.: 324 ft. 330 ft. 261 ft. 219 ft. 147 ft. 114 ft.
Exit Pupil: 7.1mm 5.0mm 5.0mm 4.2mm 3.8mm 3.0mm
Eye Relief: 20mm 20mm 20mm 20mm 20mm 21mm
Relative Brightness: 51.0 25.0 25.0 17.4 14.0 9.0
Focus Range: 6.0m (20.0 ft.) ~ 3.5m (11.5 ft.) ~ 5.5m (18.0 ft.) ~ 5.5m (18.0 ft.) ~ 10.0m (33.0 ft.) ~ 8.0m (26.0 ft.) ~
Dimensions (W x H x D): 185 x 184 x 80 mm 175 x 134 x 75 mm 185 x 175 x 80 mm 185 x 177 x 80 mm 195 x 213 x 85 mm 195 x 223 x 85 mm
7.3 x 7.2 x 3.1 in. 6.9 x 5.3 x 3.0 in. 7.3 x 6.9 x 3.1 in. 7.3 x 7.0 x 3.1 in. 7.7 x 8.4 x 3.3 in. 7.7 x 8.8 x 3.3 in.
Weight: 1,050g (37.0 oz.) 830g (29.3 oz.) 1,010g (35.6 oz.) 1,030g (36.3 oz.) 1,280g (45.2 oz.) 1,300g (45.9 oz.)
Model: 8x40 XCF 10x50 XCF 12x50 XCF 16x50 XCF
Magnification: 8X 10X 12X 16X
Effective Aperture of Objective Lens: 40mm 50mm 50mm 50mm
Angle of View: 8.2 6.5 5.6 3.5
Field of View: At 1,000m: 143m 114m 98m 61m
At 1,000 yd.: 429 ft. 342 ft. 294 ft. 183 ft.
Exit Pupil: 5.0mm 5.0mm 4.2mm 3.1mm
Eye Relief: 13mm 13mm 11mm 13mm
Relative Brightness: 25.0 25.0 17.4 9.8
Focus Range: 6.0m (20.0 ft.) ~ 9.0m (30.0 ft.) ~ 9.0m (30.0 ft.) ~ 10.3m (34.0 ft.) ~
Dimensions (W x H x D): 187 x 131 x 56 mm 198 x 166 x 57 mm 198 x 160 x 57 mm 198 x 166 x 57 mm
7.4 x 5.1 x 2.2 in. 7.8 x 6.5 x 2.2 in. 7.8 x 6.3 x 2.2 in. 7.8 x 6.5 x 2.2 in.
Weight: 770g (27.2 oz.) 900g (31.7 oz.) 870g (30.7 oz.) 900g (31.7 oz.)
8x20 MCF II 10x20 MCF II
8X 10X
20mm 20mm
6.2 5.0
108m
87m
324 ft. 261 ft.
2.5mm 2.0mm
10mm 8mm
6.3 4.0
3.0m (9.8 ft.) ~ 3.0m (9.8 ft.) ~
106 x 77 x 42 mm 106 x 77 x 42 mm
4.2 x 3.0 x 1.7 in. 4.2 x 3.0 x 1.7 in.
177g (6.2 oz.) 177g (6.2 oz.)
Model: 7x50 PIF 10x50 PIF
Magnification: 7X 10X
Effective Aperture of Objective Lens: 50mm 50mm
Angle of View: 7.3 6.5
Field of View: At 1,000m: 128m 114m
At 1,000 yd.: 384 ft. 341 ft.
Exit Pupil: 7.1mm 5.0mm
Eye Relief: 20mm 15mm
Relative Brightness: 50.4 25.0
Focus Range: 8.0m (26.2 ft.) ~ 8.0m (26.2 ft.) ~
Dimensions (W x H x D): 210 x 195 x 90 mm 210 x 195 x 90 mm
8.3 x 7.7 x 3.5 in. 8.3 x 7.7 x 3.5 in.
Weight: 1,650g (58.0 oz.) 1,650g (58.0 oz.)
Model: FB ZOOM 6-12x17
Magnification: 6~12X
Effective Aperture of Objective Lens: 17mm
Angle of View: 7.0 (6x) ~ 4.4 (12x)
Field of View: At 1,000m: 123m (6x) ~ 77m (12x)
At 1,000 yd.: 369 ft. (6x) ~ 231 ft. (12x)
Exit Pupil: 2.8mm (6x) ~ 1.4mm (12x)
Eye Relief: 13mm (6x) ~ 10mm (12x)
Relative Brightness: 7.8 (6x) ~ 2.0(12x)
Focus Range: 2.0m (6.6 ft.) ~
Dimensions (W x H x D): 97 x 72 x 27 mm
3.8 x 2.8 x 1.1 in.
Weight: 188g (6.6 oz.)
Specifications
FB-8 FB-10
8X 10X
18 x 8 mm
18 x 8 mm
7.5 6.0
131m
105m
393 ft. 315 ft.
2.3 x 1 mm 1.8 x 0.8 mm
11mm 10mm
2.9 1.8
1.9m (6.2 ft.) ~ 1.9m (6.2 ft.) ~
86 x 58 x 17 mm 86 x 58 x 17 mm
3.4 x 2.3 x 0.7 in. 3.4 x 2.3 x 0.7 in.
128g (4.5 oz.) 128g (4.5 oz.)
FB-7 Lite FB-9 Lite
7X 9X
17 x 11 mm 17 x 11 mm
7.1 5.6
124m
98m
372 ft. 294 ft.
2.4 x 1.6 mm 1.9 x 1.2 mm
11mm 8.5mm
4.5 2.7
1.8m (5.9 ft.) ~ 1.8m (5.9 ft.) ~
95 x 64 x 26.5 mm 95 x 64 x 26.5 mm
3.7 x 2.5 x 1.0 in.
3.7 x 2.5 x 1.0 in.
148g (5.2 oz.) 148g (5.2 oz.)