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

The Michelin Guides (French: Guide Michelin [ɡid miʃlɛ̃]) are a series of guide books that have been published by the French tyre company Michelin since...

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...

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

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...

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...

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

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...

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)...

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...

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...

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

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

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...

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...

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...

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...

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...

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

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...

of the number of languages by country and dependency according to the 22nd edition of Ethnologue (2019). Papua New Guinea has the largest number of languages...

mounted flash for guide number manual or flash mounted sensor automatic exposure control – the venerable Vivitar 283 (guide number 120, ASA 100/feet;...

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...

is the operating name of The Guide Association, previously named The Girl Guides Association. It is the national guiding organisation of the United Kingdom...

The International Standard Book Number (ISBN) is a numeric commercial book identifier that is intended to be unique. Publishers purchase or receive ISBNs...

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...