R. D. Gray (New York, NY)

 

Periscope/Periscopic Lens Variation 2- c.1880's-c.1890's

 

 

 

Notes: 

Gray's Rapid Symmetrical Periscope Lens was a fairly popular wide angle lens of the 1890's.  As its name states, it was a symmetrical rapid rectilinear type lens.  There was also a Gray's Wide Angle Lens and a Gray's Extreme Wide Angle Periscope, which had a coverage of 115°.

References:
An Illustrated Catalogue of Photographic Cameras, Lenses and Other Apparatus and Materials for Photography, W.H. Walmsley & Co. (Philadelphia, PA), April 1, 1888, p. 50
The International Annual of Anthony's Photographic Bulletin, Vol. I, 1888, W. J. Harrison and A. H. Elliot, eds., E. & H. T. Anthony & Co. (New York, NY), July 1888, ads p. 21
The Internation Annual of Anthony's Photographic Bulletin", Vo. IV, June, 1891, E. & H.T. Anthony & Co. (New York, NY), ads p.53
Descriptive Catalogue and Price List of Photographic Apparatus, E. & H.T. Anthony & Co. (New York, NY), November 1893, pp.16-17
Descriptive Catalogue of Photographic Apparatus and Supplies, G. Gennert (New York, NY), c. 1893, p. 12
Illustrated Catalogue of Photographic Equipments and Materials for Amateurs, E. & H.T. Anthony & Co. (New York, NY), November, 1898, p. 46-47
Photographic Goods 1842-1904, The Anthony and Scovill Co., (New York, NY), 1904, Catalog A, p.25 
Photographic Catalogue, The Anthony and Scovill Co., (Binghamton, NY), 1906, p.19

 

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