When setting photoflash exposures, the guide number (GN) of photoflash devices (flashbulbs and electronic devices known as "studio strobes", "on-camera...

The Michelin Guides (/ˈmɪʃəlɪn, ˈmɪtʃəlɪn/ MISH-əl-in, MITCH-əl-in; French: Guide Michelin [ɡid miʃlɛ̃]) are a series of guide books that have been published...

The Hitchhiker's Guide to the Galaxy is a comedy science fiction franchise created by Douglas Adams. Originally a 1978 radio comedy broadcast on BBC Radio...

An f-number is a measure of the light-gathering ability of an optical system such as a camera lens. It is calculated by dividing the system's focal length...

speed, and t is the shutter traverse time, the guide number reduces by √s / t. For example, if the guide number is 100, and the shutter traverse time is 5...

Professional's Guide. London: Methuen Drama. p. 78. ISBN 9781408198742. Retrieved March 14, 2023. Campbell, Bruce (2006). The Complete Guide to Low-Budget...

TV Guide is an American digital media company that provides television program listings information as well as entertainment and television-related news...

Speedlight SB-2 (guide number 82/25 (feet/meters) at ASA 100), SB-5 (guide number 105/32 (feet/meters) at ASA 100), SB-6 (guide number 148/45 (feet/meters)...

the Canon Databack A (sequential numbering or date stamping on the film), and the Canon Speedlight 155A (guide number 56/17 (feet/meters) at ASA/ISO 100)...

numbering, time or date stamping on the film), and the Nikon SB-15 (guide number 82/25 (feet/meters) at ASA/ISO 100) and Nikon SB-16B (guide number 105/32...

on Blu-ray disc in the U.S. by Kino Lorber. Number 17 (1928) "Alfred Hitchcock Collectors' Guide: Number Seventeen (1932)". Brenton Film. 16 August 2019...

information to the camera body) to assist in determining an approximate guide number for flash output. The flash metering system is also no longer linked...

time and her tenure as number 1 is not attributed to Belarus in the "Weeks at No. 1 by country" table. "2012 WTA Media Guide" (PDF). Archived from the...

identity, meaning that any number multiplied by 1 equals the same number. 1 is by convention not considered a prime number; this was not universally accepted...

the United States Department of Agriculture (USDA) was called the "Food Guide Pyramid" or "Eating Right Pyramid". It was updated in 2005 to "MyPyramid"...

Pervert's Guide to Cinema is a 2006 documentary directed and produced by Sophie Fiennes, and scripted and presented by Slavoj Žižek. It explores a number of...

numbering, time or date stamping on the film), and the Nikon SB-15 (guide number 82/25 (feet/meters) at ASA/ISO 100) and Nikon SB-16B (guide number 105/32...

and time data on the film, and the Speedlight SB-8E electronic flash; guide number 82/25 (feet/meters) at ASA 100. Note that there were two distinct versions...

of speed. This mode is called rear-curtain sync or 2nd-curtain sync. Guide number Through-the-lens metering (TTL) Axford, Norman; et al. (2000). Manual...

writing official guides for various companies. There are also a number of publishers who make unlicensed, "unofficial" strategy guides, and many of today's...

Nikon MF-16 databack (sequential numbering, time or date stamping on the film), and the Nikon Speedlight SB-15 (guide number 82/25 (feet/meters) at ASA/ISO...

in the United Kingdom are published annually, by The Complete University Guide, The Guardian and jointly by The Times and The Sunday Times. Rankings have...

The Hitchhiker's Guide to the Galaxy is the first book in the Hitchhiker's Guide to the Galaxy comedy science fiction "trilogy of five books" by Douglas...

order of its assigned 4-digit UN/NA number (Called "ID No." in the ERG) and identifies the appropriate guide number to reference in the Orange Section...

The Guide for the Perplexed (Arabic: دلالة الحائرين, romanized: Dalālat al-ḥā'irīn, דלאלת אלחאירין; Hebrew: מורה הנבוכים, romanized: Moreh HaNevukhim)...

The Hitchhiker's Guide to the Galaxy is a BBC television adaptation of Douglas Adams' The Hitchhiker's Guide to the Galaxy which aired between 5 January...

for a given maximum acceptable circle of confusion c, focal length f, f-number N, and distance to subject u. As distance or the size of the acceptable...

A guide horse is an alternative mobility option for blind people who do not wish to or cannot use a guide dog. The idea of a guide horse for a blind person...

Archived from the original on July 19, 2012. Kodak: The Essential Reference Guide for Filmmakers Brown, Blain (2008). Motion Picture and Video Lighting (2nd ed...

photography, exposure value (EV) is a number that represents a combination of a camera's shutter speed and f-number, such that all combinations that yield...