Helen Bach [helenbach]

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GALLERIES

Single Photos

Sidewalk Snow

PHOTOS

Simple lens, for hood

House VI

Hawkshead

Pavement

Untitled

Garden Notebooks

House VI

Untitled

Untitled

Garden Notebooks #21

Detail from Garden Notebooks #21, in B&W

Louis

Sullivan County

Wendy House

W 41st St, New York

Buttermere Village

Wheldon Bridge, Northumberland

Wheldon Bridge #2

Midtown Manhattan

Midtown Manhattan #2

Denton, Texas

Denton, Texas #2

Sullivan County

HIE example #1

HIE Example #2

HIE Example #3

IR sensitizing dyes, for interest only.

Crop from Midtown Manhattan #1

Zeiss Distagon 35 mm f/3.5 for Contax 645

Crop from 'Louis'

Ground Cover

Crop from 'Ground Cover'

Hell's Kitchen, New York

Crop from "Hell's Kitchen, New York"

Kino-Flo tube spectral disribution

Dirty Kodachrome, ICE and no ICE

Professor Karapetoff demonstrates the 14% gray card in 1939 or 1940. (photo not by me)

85B with 3200 K light

Minolta Booster II with Sekonic L-508C

Untitled

Untitled

Untitled

Spectral response: wedge spectrogram vs equal energy

Craster

Another simple lens hood diagram.

Found

Lost

Interior, House VI

Kodak ad from 1957

Focus shift as a proportion of filter thickness.

The focus shift caused by a behind-the-lens filter, part 2

Sidewalk Snow #1

Sidewalk Snow #2

Sidewalk Snow #3

Sidewalk Snow #4

Sidewalk Snow #5

Sidewalk Snow #6

Sidewalk Snow #7

Fluorescence spectrum of chlorophyll

Godowsky and Mannes, 1940, by Leopold Mannes

Meter size comparison

Bessa

Converted Polaroid 110B

Fake False Colour Infrared

Statue of the Unknown Photographer

sRGB, Adobe RGB (1998), 3800 glossy

sRGB, Adobe RGB (1998), 3800 glossy gamut

sRGB, Adobe RGB (1998), 3800 glossy

sRGB - Adobe RGB - printer gamut, image points

MPP S-92

US 87, Texas panhandle

N Face Tour Ronde

Ottlite and LED emission spectra

Assumes original image is in sRGB

GParaSki-Large

Ann

Ann