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Pentax VD 4×20

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Specifications: Objective diameter:  20 mm Magnification:    4x Exit pupil:     5.0 mm Usable eye relief (measured from rim of eyecup): 17 mm IPD:  54 - 72  mm RFOV (acc.to spec.):    10 degrees =  175 m RFOV (measured):…

Pentax FB-8 8×18

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Specifications: Objective diameter:  18 x 9 mm (square) Magnification:    8x Exit pupil:     2 x 1 mm (square) Eye relief acc. to spec.: 11 mm Usable eye relief (estimate, measured from rim of eyecup): 9 mm IPD:  54 - 72  mm RFOV:   …

Pentax SP 20×60 WP

Specifications: Objective diameter: 60 mm Magnification: 20 x Exit pupil: 3.0 mm Eye relief (acc. to spec): 21 mm Usable eye relief (measured from rim of eyecup): 20 mm IPD: 56 - 73 mm RFOV: 2.2 degrees = 38 m Minimum focus distance…

Pentax Papilio II 6.5×21

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Specifications: Objective diameter:  21 mm Magnification:  6.5 x Exit pupil: 3.23 mm Eye relief (acc. to spec): 15 mm Usable eye relief (measured from rim of eyecup): 11 mm IPD: 56  -  74 mm RFOV:  7.5  degrees = 131 m AFOV (measured,…

Pentax PCF CW 8×30

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Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Usable eye relief (measured from rim of eyecup):  13 mm IPD: 54  - 72 mm RFOV:  7.0  degrees = 122 m AFOV (measured, rounded): 54 degrees Minimum…

Pentax DCF-ED 8×32

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Specifications: Objective diameter:  32 mm Magnification:  8 x Exit pupil: 4 mm Eye relief (acc. to spec): 17 mm Usable eye relief (measured from rim of eyecup): 10.5 mm IPD: 58  - 73 mm RFOV:  7.5  degrees = 131 m AFOV (measured,…

Pentax 8×36 DCF HS

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Specifications: Objective diameter:  36 mm Magnification:  8 x Exit pupil: 4.5 mm Eye relief (acc. to spec): 16 mm Usable eye relief (measured from rim of eyecup): 10.5 mm IPD: 58  - 73 mm RFOV:  6.5  degrees = 114 m AFOV:  …

Pentax DCF ED 8×43

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Specifications: Objective diameter:  43 mm Magnification:  8 x Exit pupil: 5.38 mm Eye relief (acc. to spec): 22 mm Usable eye relief (measured from rim of eyecup): 15 mm IPD: 58  - 73 mm RFOV:  6.3  degrees = 110 m Minimum focus…