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hirocun: My Rig after Imaging in Atacama Desert August 2019
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hirocun: Sigma 28mmF1.4 DG HSM Art Test August 2019
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hirocun: FSQ-130ED - Kipon Adapter - EOS R-sp4II, modified by Seo-san Test
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hirocun: Sigma 40mmF1.4 DG HSM Art Test December 2018
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hirocun: Clouds Bloated Stars on The Last Frame July 2018
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hirocun: Sigma 105mm F1.4 DG HSM - EOS 6D Test July 2018
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hirocun: Sigma 70mm F2.8 DG Macro Art Test June 2018
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hirocun: Sigma 14mm F1.8 DG HSM Art Test November 2017
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hirocun: Deep Cycle Batteries ACDelco M27MF Old and New November 2017
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hirocun: My Dear Old and New Batteries in Walmart Hilo November 2016
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hirocun: Sigma 85mmF1.4 DG HSM Art Test November 2016
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hirocun: Willam Optics Star 71mmF4.9 March 2016
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hirocun: Apo-EL-Nikkor 210mmF5.6 at f/8.0 March 2016
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hirocun: Sigma 24mmF1.4 DG HSM Art March 2016
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hirocun: Sigma 24-35mmF2 DG HSM Art at 24mm f/4.0
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hirocun: A 1,800-Second Exposure Frame
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hirocun: An Unprocessed JPG Image with Exposure for 15 Minutes at ISO 1,600 and f/4.0
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hirocun: PHD Guiding during Imaging of C/2014 E2 Jackues August 28, 2014
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hirocun: Strange Action of EOS 5Dmk2 with An Aftermarket DC Converter
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hirocun: DC Converter for EOS 7.5V from 12V Battery
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hirocun: Sigma 50mmF1.4 DG HSM "Art" Test Shot at F/5.0
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hirocun: Sigma 50mm 1:1.4 DG HSM "Art" Aperture Test April 2014
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hirocun: Sigma 50mm F1.4 DG HSM "Art" Test April 2014
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hirocun: Apo-EL-Nikkor Lenses
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hirocun: Apo Sonnar 135mmF2.0 at F2.5 and EOS 5Dmk2, A Sample jpg
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hirocun: Apo Sonnar 135mmF2.0 at F2.0 and EOS 5Dmk2, A Sample jpg
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hirocun: Apo Sonnar 135mmF2.0 for EOS and Apo Sonnar 200mmF2.0 for Contax
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hirocun: QHY 5L-II-M vs Starlightxpress Lodestar
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hirocun: Sony DSC-RX1 F2.0 Hand-held Test
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hirocun: Sony DSC-RX1 at F2.0 Test