aspect ratio and film formats

what are film formats defined by

width of film in millimeters

what are currently used formats for film

35mm, 16mm, super 8mm, 65mm

8mm?

found in archival footage. Photograph one side, flip, rethread, photograph second side. Process by splitting and splicing.

super 16mm

the frame and camera gate are wider to create a wider aspect ratio. Cant be used for projection with sound.

super 8mm

auto set iso and camera light meter, contains pressure plate.

super 35mm

wider camera gate than academy. uses more image to reduce grain

4 perf?

framed and formatted for 1.37 : 1 - 2.40 : 1

3 perf?

framed and formatted for 1.33 to 2.40. 25% less film then 4 perf

2 perf?

framed and formatted for 1.78, 1.85, and 2.40. uses 50% less film then 4 perf

65/70 mm?

colour negative

the original film is 65mm

15 perf horizontal IMAX, 5 and 8 perf vertical

Video Standards

SD (NTSC, PAL, SECAM) analogue and digi

HD (Ananlogue 1125/60Hz) (Digital 720p, 1080p/1fps, Hz)

Ananlogue recording

Composite

Component

Digital recording

Composite

component

over sample rate

data transfer rate

compression algorithm

compression ratio

signal transfer method

recording media

tape

optical disc

hard drive

memory card

what is an aspect ratio

width to height ratio

what aspect ratio is used for cinema - spherical lens

super 35mm - 3 and 4 PERF 1.85 : 1 and 2.40 : 1

Super 35mm - 2 PERF 2.40 : 1

what is the aspect ratio for HDTV

4 + 3 PERF 1.78 : 1 (16x9) 1.33 : 1 (4×3)

cinema standard aspect ratio anamorphic lens?

2.40 : 1

Digital cinema standard?

1.85 : 1

2.39 : 1

Video standard?

4:3 (Standard def)

16:9 (HDTV)

how can 23.98p be converted to a higher frame rate