ืจืืฉื™ ืžื’ื–ื™ืŸ ื ื™ืงื•ืŸ ืžื•ื“ื™ืขื” ืขืœ ืคื™ืชื•ื— ืขื“ืฉืช 500 ืž"ืž f/5.6 ืงื•ืžืคืงื˜ื™ืช

ื ื™ืงื•ืŸ ืžื•ื“ื™ืขื” ืขืœ ืคื™ืชื•ื— ืขื“ืฉืช 500 ืž"ืž f/5.6 ืงื•ืžืคืงื˜ื™ืช

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ื‘ื”ื•ื“ืขื” ืงืฆืจื” ื•ืžืขื˜ ืœืืงื•ื ื™ืช ืคืจืกืžื” ื”ื™ื•ื ื ื™ืงื•ืŸ ื›ื™ ื”ื™ื ืขื•ื‘ื“ืช ืขืœ ืขื“ืฉืช 500 ืž"ืž f/5.6 ืžืกื“ืจืช ื”-PF ืฉืœื” ืฉืชื”ื™ื” ื–ืžื™ื ื” ื‘ื”ืžืฉืš ื”ืฉื ื”.

ืื™ืŸ ืžืžืฉ ืคืจื˜ื™ื ืžืขื‘ืจ ืœื›ืš (ืœื ืชืžื•ื ื”, ืœื ืชืืจื™ืš ืžื“ื•ื™ืง, ืœื ืžื—ื™ืจ, ืœื ื’ื•ื“ืœ ืื• ืžืฉืงืœ) ืื‘ืœ ืขืฆื ื”ื™ื“ื™ืขื” ืขืœ ื”ืคื™ืชื•ื— ืžืขื ื™ื™ื ืช ืžืื“ – ื‘ืžื™ื•ื—ื“ ืœืžื™ ืฉืžื—ืคืฉ ืขื“ืฉื•ืช ืืจื•ื›ื•ืช ืงื˜ื ื•ืช ื•ืงืœื•ืช ื™ื•ืชืจ ืžืืœื• ื”ืžืฆื•ื™ื•ืช ื›ื™ื•ื ื‘ืฉื•ืง (ืขื“ืฉื•ืช ื”-150-600 ืž"ืž ื•ื’ื ืขื“ืฉื•ืช ื”-80-400 ืž"ืž ืฉืœ ื ื™ืงื•ืŸ ื•ื”-200-500 ืž"ืž ื”ืŸ ื’ื“ื•ืœื•ืช ื•ืžื’ื•ืฉืžื•ืช ืžืื“ ืฉืœื ืœื“ื‘ืจ ืขืœ ื”ืžืฉืงืœ ืฉืžื’ื™ืข ืœืงืจื•ื‘ ืœ-2 ืง"ื’ ื•ื‘ื—ืœืง ืžื”ืžืงืจื™ื ื’ื ื™ื•ืชืจ).

ื˜ื›ื ื•ืœื•ื’ื™ื™ืช ื”-PF ืื•ย Phase Fresnel ื”ื™ื ื–ื• ืฉืื™ืคืฉืจื” ืœื ื™ืงื•ืŸ ืœื”ืงื˜ื™ืŸ ื‘ืฆื•ืจื” ื“ืจืžื˜ื™ืช ืืช ืขื“ืฉืช ื”-300 ืž"ืž F4 ื”ืื—ืจื•ื ื” ืฉืœื” (ื’ื ื”ื™ื ืžืกื“ืจืช ื”-PF – ื”ื™ื—ื™ื“ื” ืฉืœ ื ื™ืงื•ืŸ ืขื“ ืœื”ื›ืจื–ื” ื”ื ื•ื›ื—ื™ืช). ืœืžืขืฉื” ื”-300 ืž"ืž ืงืฆืจื” ื™ื•ืชืจ ื‘ื›-30 ืื—ื•ื– ืžื”ื“ื’ื ื”ืงื•ื“ื ืฉืœ ื ื™ืงื•ืŸ ื•ืงืœื” ื‘ื›-50 ืื—ื•ื–ื™ื. ื”ื’ื ืฉืœื ื™ืงื•ืŸ ืื™ืŸ ื›ื™ื•ื ืขื“ืฉืช 500 ืž"ืž f/5.6 – ืืคืฉืจ ืœื”ื ื™ื— ื‘ื–ื”ื™ืจื•ืช ืฉื”ืขื“ืฉื” ื”ื—ื“ืฉื” ืชืฉืงื•ืœ ืคื—ื•ืช ืž-1.5 ืง"ื’ ื•ื”ื™ื ืชื”ื™ื” ืงืฆืจ ื‘ื›ืžื” ืกื ื˜ื™ืžื˜ืจื™ื ื˜ื•ื‘ื™ื ื‘ื™ื—ืก ืœ-200-500 ืž"ืž ืฉืœ ื ื™ืงื•ืŸ.

ืขื“ืฉื” ื›ื–ืืช ืื ืชืคื’ื™ืŸ ื‘ื™ืฆื•ืขื™ื ืื•ืคื˜ื™ื™ื ื“ื•ืžื™ื ืœื“ื’ื ื”-300 ืž"ืž F/4 ืžืกื“ืจืช ื”-PF (ืฉื ื—ืฉื‘ืช ืขื“ืฉื” ืžืขื•ืœื” ืื•ืคื˜ื™ืช – ืื—ื“ ืžืขื“ืฉื•ืช ื”ื˜ืœืคื•ื˜ื• ื”ื—ื“ื•ืช ืฉืœ ื ื™ืงื•ืŸ ื‘ืฉื ื™ื ื”ืื—ืจื•ื ื•ืช) ืชื”ื™ื” ื”ื‘ื—ื™ืจื” ื”ืื™ื“ืืœื™ืช ืœืฆืœืžื™ ื˜ื‘ืข ื•ืฆื™ืคื•ืจื™ื ื•ืื•ืœื™ ื’ื ืœืฆืœืžื™ ืกืคื•ืจื˜ ื”ืจื•ืฆื™ื ืขื“ืฉื” ืืจื•ื›ื” ืื‘ืœ ืงืœื” ื™ื—ืกื™ืช.

ื‘ื›ืœ ื”ื ื•ื’ืข ืœืžื—ื™ืจ – ื›ืืžื•ืจ ืื™ืŸ ืฉื•ื ืžื™ื“ืข ืจืฉืžื™ ืื‘ืœ ื”-300 ืž"ืž PF ื ืžื›ืจืช ื›ื™ื•ื ืกื‘ื™ื‘ ื”-2000 ื“ื•ืœืจื™ื ื‘ื—ื•"ืœ ื•ืืคืฉืจ ืœื”ื ื™ื— ืฉื’ืจืกืช ื”-500 ืž"ืž ืชื”ื™ื” ืœืคื—ื•ืช ื™ืงืจื” ื›ืžื•ืชื” (ื•ืื ื• ืžืจืฉื™ื ืœืขืฆืžื ื• ืœื”ื ื™ื— ืฉื’ื ื™ืงืจื” ื™ื•ืชืจ – ืื•ืœื™ ืืคื™ืœื• ื‘ื™ืŸ 2500-3000 ื“ื•ืœืจื™ื). ื•ืขื“ื™ื™ืŸ ืœืขื“ืฉื” ื™ื™ื—ื•ื“ื™ืช ื›ืžื•ื” ื™ืžืฆืื• ืœื“ืขืชื ื• ืœื ืžืขื˜ ืจื•ื›ืฉื™ื ื’ื ื‘ืžื—ื™ืจื™ื ื”ืœืœื•. ื™ื”ื™ื” ื’ื ืžืขื ื™ื™ืŸ ืœืจืื•ืช ื›ื™ืฆื“ ืชืฉืชืœื‘ ื”ืขื“ืฉื” ื”ื—ื“ืฉื” ื‘ืœื™ื™ืŸ ื”ืžืฆืœืžื•ืช ื—ืกืจื•ืช ื”ืžืจืื” ื”ื—ื“ืฉ ืฉื ื™ืงื•ืŸ ืžืชื›ื ื ืช ืœื”ืžืฉืš ื”ืฉื ื” (ื‘ืงื™ื•ืžื• ื›ื‘ืจ ื”ื•ื“ื• ื‘ื ื™ืงื•ืŸ ื‘ื™ื•ืชืจ ืžืจืื™ื•ืŸ ืื—ื“ ืื ื›ื™ ื˜ืจื ื ืขืฉืชื” ื”ื›ืจื–ื” ืžืกื•ื“ืจืช ื›ืคื™ ืฉื ืขืฉื” ื‘ืžืงืจื” ื”ื–ื”).

ืขื“ืฉืช ื”ื ื™ืงื•ืŸ 300 ืž"ืž F/4 ืžืกื“ืจืช ื”-PF – ื‘ืงืจื•ื‘ ื’ืจืกืช 500 ืž"ืž ืชืฆื˜ืจืฃ ืœืžืฉืคื—ื”

ื˜ืขืŸ ืขื•ื“ ื›ืชื‘ื•ืช ืงืฉื•ืจื•ืช
ื˜ืขืŸ ืขื•ื“ ื‘ ืžื’ื–ื™ืŸ

2 ืชื’ื•ื‘ื•ืช

  1. ื”ืžืฆืœื™ืฃ

    16/06/2018 ื‘ 2:11 AM

    ืื ื ื™ืงื•ืŸ ืจื•ืฆื™ื ืœืงื—ืช ืฉื•ื‘ ืืช ื”ื”ื•ื‘ืœื”, ืื– ืฉื™ืคืชื—ื• ืขื“ืฉืช 800ืž"ืž ื‘ื˜ื›ื ื•ืœื•ื’ื™ื™ืช ื”-PF

    ื”ืฉื‘

    • 800 ืž"ืž ืื ื™ ืœื ืจื•ืื” ื‘ืงืจื•ื‘ (ื–ืืช ืขื“ืฉื” ืžืื“ ื ื“ื™ืจื” ื•ื™ืงืจื”) ืื‘ืœ ืขืœ 600 ืž"ืž PF ื”ื ืจืฉืžื• ืคื˜ื ื˜ ื•ืื•ืœื™ ื ืจืื” ืื—ืช ื‘ืฉื ื™ื ื”ืงืจื•ื‘ื•ืช.

      ื”ืฉื‘

ื›ืชื™ื‘ืช ืชื’ื•ื‘ื”

ื”ืื™ืžื™ื™ืœ ืœื ื™ื•ืฆื’ ื‘ืืชืจ. ืฉื“ื•ืช ื”ื—ื•ื‘ื” ืžืกื•ืžื ื™ื *